<?xml version='1.0' encoding='UTF-8'?><rss xmlns:atom="http://www.w3.org/2005/Atom" xmlns:openSearch="http://a9.com/-/spec/opensearchrss/1.0/" xmlns:blogger="http://schemas.google.com/blogger/2008" xmlns:georss="http://www.georss.org/georss" xmlns:gd="http://schemas.google.com/g/2005" xmlns:thr="http://purl.org/syndication/thread/1.0" version="2.0"><channel><atom:id>tag:blogger.com,1999:blog-7918299843337105617</atom:id><lastBuildDate>Sat, 07 Sep 2024 23:12:56 +0000</lastBuildDate><category>Math Puzzle</category><category>logical puzzle</category><category>Logical pzzle</category><category>Number PUZZLE</category><category>Speed Puzzle</category><category>Calender Puzzle</category><category>Clock Puzzle</category><category>Logic</category><category>Puzzle</category><category>Result</category><category>River Puzzle</category><category>Time and Distance</category><category>Train puzzle</category><category>time</category><title>Puzzle Xtrashots</title><description></description><link>http://puzzle-xtrashots.blogspot.com/</link><managingEditor>noreply@blogger.com (Unknown)</managingEditor><generator>Blogger</generator><openSearch:totalResults>25</openSearch:totalResults><openSearch:startIndex>1</openSearch:startIndex><openSearch:itemsPerPage>25</openSearch:itemsPerPage><item><guid isPermaLink="false">tag:blogger.com,1999:blog-7918299843337105617.post-1227043548656254159</guid><pubDate>Mon, 23 Feb 2009 15:59:00 +0000</pubDate><atom:updated>2009-02-23T21:36:03.449+05:30</atom:updated><category domain="http://www.blogger.com/atom/ns#">Math Puzzle</category><title>Online Puzzle Contest - Number Sequence</title><atom:summary type="text">Hi Friends,Welcome to &#39;Online Puzzle Contest Season - 2&#39;First we will discuss the rule :Rule 1 - Each correct answel will award you 1 point.Rule 2 - There will be total 15 Puzzle in this contest.Rule 3 - On the basis of point calculation we will decide our winner.Note: Anybody can join the contest at any time.Here is the Nineth puzzle of Season-2Puzzle: Here is a sequence of numbers:1     11</atom:summary><link>http://puzzle-xtrashots.blogspot.com/2009/02/online-puzzle-contest-number-sequence.html</link><author>noreply@blogger.com (Unknown)</author></item><item><guid isPermaLink="false">tag:blogger.com,1999:blog-7918299843337105617.post-6533476363809696943</guid><pubDate>Wed, 11 Feb 2009 15:34:00 +0000</pubDate><atom:updated>2009-02-23T21:40:16.876+05:30</atom:updated><category domain="http://www.blogger.com/atom/ns#">logical puzzle</category><title>Online Puzzle Contest - Fruit &amp; Box</title><atom:summary type="text">Hi Friends,Welcome to &#39;Online Puzzle Contest Season - 2&#39;First we will discuss the rule :Rule 1 - Each correct answel will award you 1 point.Rule 2 - There will be total 15 Puzzle in this contest.Rule 3 - On the basis of point calculation we will decide our winner.Note: Anybody can join the contest at any time.Here is the Eighth puzzle of Season-2Puzzle: Ravi has three boxes with fruits in his </atom:summary><link>http://puzzle-xtrashots.blogspot.com/2009/02/online-puzzle-contest-fruit-box.html</link><author>noreply@blogger.com (Unknown)</author></item><item><guid isPermaLink="false">tag:blogger.com,1999:blog-7918299843337105617.post-5930324243107848941</guid><pubDate>Sat, 07 Feb 2009 17:21:00 +0000</pubDate><atom:updated>2009-02-07T22:55:22.772+05:30</atom:updated><category domain="http://www.blogger.com/atom/ns#">Math Puzzle</category><title>Online Puzzle Contest - Loss and Profit</title><atom:summary type="text">Hi Friends,Welcome to &#39;Online Puzzle Contest Season - 2&#39;First we will discuss the rule :Rule 1 - Each correct answel will award you 1 point.Rule 2 - There will be total 15 Puzzle in this contest.Rule 3 - On the basis of point calculation we will decide our winner.Note: Anybody can join the contest at any time.Here is the Seventh puzzle of Season-2Puzzle: A man decides to buy a nice horse. He pays</atom:summary><link>http://puzzle-xtrashots.blogspot.com/2009/02/online-puzzle-contest-loss-and-profit.html</link><author>noreply@blogger.com (Unknown)</author></item><item><guid isPermaLink="false">tag:blogger.com,1999:blog-7918299843337105617.post-3659740063629703987</guid><pubDate>Wed, 04 Feb 2009 17:19:00 +0000</pubDate><atom:updated>2009-02-07T23:45:01.400+05:30</atom:updated><category domain="http://www.blogger.com/atom/ns#">Logical pzzle</category><title>Online Puzzle Contest - Birthday Cake</title><atom:summary type="text">Hi Friends,Welcome to &#39;Online Puzzle Contest Season - 2&#39;First we will discuss the rule :Rule 1 - Each correct answel will award you 1 point.Rule 2 - There will be total 15 Puzzle in this contest.Rule 3 - On the basis of point calculation we will decide our winner.Note: Anybody can join the contest at any time.Here is the Sixth puzzle of Season-2Puzzle: Today is my birthday and i have a circular </atom:summary><link>http://puzzle-xtrashots.blogspot.com/2009/02/online-puzzle-contest-birthday-cake.html</link><author>noreply@blogger.com (Unknown)</author></item><item><guid isPermaLink="false">tag:blogger.com,1999:blog-7918299843337105617.post-4231580519965953241</guid><pubDate>Fri, 30 Jan 2009 09:43:00 +0000</pubDate><atom:updated>2009-02-04T23:03:51.595+05:30</atom:updated><category domain="http://www.blogger.com/atom/ns#">logical puzzle</category><title>Online Puzzle Contest - Time and Distance problem</title><atom:summary type="text">Hi Friends,After discussion with some of our Puzzle group members we decided that the fifth puzzle (Nurse shift) was not correct so i am replacing that puzzle with new one.Sorry for any inconvenience.&#39;Online Puzzle Contest Season - 2&#39;First we will discuss the rule :Rule 1 - Each correct answel will award you 1 point.Rule 2 - There will be total 15 Puzzle in this contest.Rule 3 - On the basis of </atom:summary><link>http://puzzle-xtrashots.blogspot.com/2009/01/online-puzzle-contest-puzzle-of-nurse.html</link><author>noreply@blogger.com (Unknown)</author></item><item><guid isPermaLink="false">tag:blogger.com,1999:blog-7918299843337105617.post-4486429893135516737</guid><pubDate>Tue, 27 Jan 2009 17:51:00 +0000</pubDate><atom:updated>2009-01-28T15:12:38.464+05:30</atom:updated><category domain="http://www.blogger.com/atom/ns#">Number PUZZLE</category><title>Online Puzzle Contest - What is the number?</title><atom:summary type="text">Hi Friends,Your friend Xtrashots is back again with some more brain twisting puzzles in&#39;Online Puzzle Contest Season - 2&#39;First we will discuss the rule :Rule 1 - Each correct answel will award you 1 point.Rule 2 - There will be total 15 Puzzle in this contest.Rule 3 - On the basis of point calculation we will decide our winner.Note: Anybody can join the contest at any time.Here is the Fourth </atom:summary><link>http://puzzle-xtrashots.blogspot.com/2009/01/online-puzzle-contest-what-is-number.html</link><author>noreply@blogger.com (Unknown)</author></item><item><guid isPermaLink="false">tag:blogger.com,1999:blog-7918299843337105617.post-3499050618019299767</guid><pubDate>Fri, 23 Jan 2009 06:59:00 +0000</pubDate><atom:updated>2009-01-28T15:12:09.324+05:30</atom:updated><category domain="http://www.blogger.com/atom/ns#">logical puzzle</category><title>Online Puzzle Contest - Bullet and Friends</title><atom:summary type="text">Hi Friends,Your friend Xtrashots is back again with some more brain twisting puzzles in&#39;Online Puzzle Contest Season - 3&#39;First we will discuss the rule :Rule 1 - Each correct answel will award you 1 point.Rule 2 - There will be total 15 Puzzle in this contest.Rule 3 - On the basis of point calculation we will decide our winner.Note: Anybody can join the contest at any time.Here is the Third </atom:summary><link>http://puzzle-xtrashots.blogspot.com/2009/01/online-puzzle-contest-bullet-and.html</link><author>noreply@blogger.com (Unknown)</author></item><item><guid isPermaLink="false">tag:blogger.com,1999:blog-7918299843337105617.post-3427335563523082254</guid><pubDate>Tue, 20 Jan 2009 12:28:00 +0000</pubDate><atom:updated>2009-01-23T12:40:40.581+05:30</atom:updated><category domain="http://www.blogger.com/atom/ns#">logical puzzle</category><title>Online Puzzle Contest - Farmer want to cross the river</title><atom:summary type="text">Hi Friends,Your friend Xtrashots is back again with some more brain twisting puzzles in&#39;Online Puzzle Contest Season - 2&#39;First we will discuss the rule :Rule 1 - Each correct answel will award you 1 point.Rule 2 - There will be total 15 Puzzle in this contest.Rule 3 - On the basis of point calculation we will decide our winner.Note: Anybody can join the contest at any time.Here is the Second </atom:summary><link>http://puzzle-xtrashots.blogspot.com/2009/01/online-puzzle-contest-farmer-want-to.html</link><author>noreply@blogger.com (Unknown)</author></item><item><guid isPermaLink="false">tag:blogger.com,1999:blog-7918299843337105617.post-4663082108561298523</guid><pubDate>Wed, 14 Jan 2009 18:09:00 +0000</pubDate><atom:updated>2009-01-20T18:10:03.753+05:30</atom:updated><category domain="http://www.blogger.com/atom/ns#">Train puzzle</category><title>Online Puzzle Contest - Express Train - Passenger Train</title><atom:summary type="text">Hi Friends,Your friend Xtrashots is back again with some more brain twisting puzzles in&#39;Online Puzzle Contest Season - 2&#39;First we will discuss the rule :Rule 1 - Each correct answel will award you 1 point.Rule 2 - There will be total 15 Puzzle in this contest.Rule 3 - On the basis of point calculation we will decide our winner.Note: Anybody can join the contest at any time.Here is the First </atom:summary><link>http://puzzle-xtrashots.blogspot.com/2009/01/online-puzzle-contest-express-train.html</link><author>noreply@blogger.com (Unknown)</author></item><item><guid isPermaLink="false">tag:blogger.com,1999:blog-7918299843337105617.post-7911713276747503594</guid><pubDate>Thu, 01 Jan 2009 12:07:00 +0000</pubDate><atom:updated>2009-01-11T22:52:05.253+05:30</atom:updated><category domain="http://www.blogger.com/atom/ns#">Result</category><title>Result - &#39;Online Puzzle Contest Season - 1&#39;</title><atom:summary type="text">Hi Friends,Wish You a Very Very Happy New YearToday is special day for all of us. Xtrashots completed its First online puzzle Contest successfully.1 Dec 2008, we have started this event. At that time I never thought that more than 100 people will participate in this event because http://www.xtrashots.com/ launched just 15 days before of starting this event.A lot of people participated in this </atom:summary><link>http://puzzle-xtrashots.blogspot.com/2009/01/result-online-puzzle-contest-season-1.html</link><author>noreply@blogger.com (Unknown)</author></item><item><guid isPermaLink="false">tag:blogger.com,1999:blog-7918299843337105617.post-3070648563725863254</guid><pubDate>Tue, 30 Dec 2008 04:58:00 +0000</pubDate><atom:updated>2008-12-30T10:32:41.107+05:30</atom:updated><category domain="http://www.blogger.com/atom/ns#">Logic</category><title>Final Round - Puzzle 2</title><atom:summary type="text">Hi Friends, Welcome to &#39;Online Puzzle Contest Season-1&#39;. Now we are in final round and winner is just 2 Puzzle away. So here is Second Puzzle of Final Round and Last Puzzle of this Contest.Puzzle: What will be the missing number in the series               61, 52, 63, __, 46, 18.Send your answer at xtra_shots@yahoo.in with a subject as ‘Puzzle Contest’. For any query or doubt please mail me at </atom:summary><link>http://puzzle-xtrashots.blogspot.com/2008/12/final-round-puzzle-2.html</link><author>noreply@blogger.com (Unknown)</author></item><item><guid isPermaLink="false">tag:blogger.com,1999:blog-7918299843337105617.post-6580978349636014831</guid><pubDate>Mon, 29 Dec 2008 06:10:00 +0000</pubDate><atom:updated>2008-12-29T11:48:45.788+05:30</atom:updated><category domain="http://www.blogger.com/atom/ns#">time</category><title>Final Round - Puzzle 1</title><atom:summary type="text">Hi Friends, Welcome to &#39;Online Puzzle Contest Season-1&#39;. Now we are in final round and winner is just 2 Puzzle away. So here is First Puzzle of Final Round.Puzzle: Pipe K can fill a tank in 4 hours and Pipe L can fill that tank in 6 hour. Pipe M can empty it(tank) in 5 hours. Supposing all the pipes are tuned on when the tank is completelty empty, how long it take to fill ?Send your answer at </atom:summary><link>http://puzzle-xtrashots.blogspot.com/2008/12/final-round-puzzle-1.html</link><author>noreply@blogger.com (Unknown)</author></item><item><guid isPermaLink="false">tag:blogger.com,1999:blog-7918299843337105617.post-6848189772559352975</guid><pubDate>Fri, 26 Dec 2008 18:41:00 +0000</pubDate><atom:updated>2008-12-27T00:17:45.787+05:30</atom:updated><category domain="http://www.blogger.com/atom/ns#">Math Puzzle</category><title>Round 3 - Puzzle 3</title><atom:summary type="text">Hi Friends,Welcome to &#39;Online Puzzle Contest Season-1&#39;.Here is the Round 3 - Puzzle 3.Puzzle: A c-pole of 200ft is 250ft from the d-pole which is 150ft high..Two pigeons are sitting at the top of each poles(one in one pole)Both pigeon fly towards a grain which is present between the 2 polesat the same speed.what is the distance between the c-pole and the grain?Send your answer at xtra_shots@</atom:summary><link>http://puzzle-xtrashots.blogspot.com/2008/12/round-3-puzzle-3.html</link><author>noreply@blogger.com (Unknown)</author></item><item><guid isPermaLink="false">tag:blogger.com,1999:blog-7918299843337105617.post-86339206419567368</guid><pubDate>Thu, 25 Dec 2008 18:55:00 +0000</pubDate><atom:updated>2008-12-26T00:29:35.087+05:30</atom:updated><category domain="http://www.blogger.com/atom/ns#">Speed Puzzle</category><title>Round 3 - Puzzle 2</title><atom:summary type="text">Hi Friends,Welcome to &#39;Online Puzzle Contest Season-1&#39;.Here is the Round 3 - Puzzle 2.Puzzle: A man had covered 2/3 of distance by cycling and remaining covered on feet. For this he took twice the time to the cycling. Find how much speed is greater for cycling than on feet?Send your answer at xtra_shots@yahoo.in with subject as ‘Puzzle Contest’.For any query or doubt please mail me at xtra_shots@</atom:summary><link>http://puzzle-xtrashots.blogspot.com/2008/12/round-3-puzzle-2.html</link><author>noreply@blogger.com (Unknown)</author></item><item><guid isPermaLink="false">tag:blogger.com,1999:blog-7918299843337105617.post-8202408820949758315</guid><pubDate>Wed, 24 Dec 2008 02:37:00 +0000</pubDate><atom:updated>2008-12-24T08:17:44.792+05:30</atom:updated><category domain="http://www.blogger.com/atom/ns#">Time and Distance</category><title>Round 3 - Puzzle 1</title><atom:summary type="text">Hi Friends, Welcome to &#39;Online Puzzle Contest Season-1&#39;. Here is the Round 3 - Puzzle 1. Puzzle: A man leaves office daily at 7:00 pm. A driver with car comes from his home to pick him from office and bring back home. One day he gets free at 5:30 and instead of waiting for driver he starts walking towards home. In the way he meets the car and return home on car. He reaches home 20 min earlier </atom:summary><link>http://puzzle-xtrashots.blogspot.com/2008/12/round-3-puzzle-1.html</link><author>noreply@blogger.com (Unknown)</author></item><item><guid isPermaLink="false">tag:blogger.com,1999:blog-7918299843337105617.post-5375215658483023783</guid><pubDate>Sun, 21 Dec 2008 16:32:00 +0000</pubDate><atom:updated>2008-12-23T00:23:32.839+05:30</atom:updated><category domain="http://www.blogger.com/atom/ns#">logical puzzle</category><title>Round 2 - Puzzle 3</title><atom:summary type="text">Hi Friends,Welcome to &#39;Online Puzzle Contest Season-1&#39;.Here is the Round 2 - Puzzle 3.Puzzle: Linda has six pairs of black socks and six pairs of white socks in her drawer. In complete darkness, and without looking, how many minimum socks must she take from the drawer in order to be sure (100% sure) to get a pair that match?Pair means (Two black socks or two white socks).Send you answer at </atom:summary><link>http://puzzle-xtrashots.blogspot.com/2008/12/round-2-puzzle-3.html</link><author>noreply@blogger.com (Unknown)</author></item><item><guid isPermaLink="false">tag:blogger.com,1999:blog-7918299843337105617.post-2404075562046168150</guid><pubDate>Thu, 18 Dec 2008 18:59:00 +0000</pubDate><atom:updated>2008-12-19T00:33:40.931+05:30</atom:updated><category domain="http://www.blogger.com/atom/ns#">Calender Puzzle</category><title>Round 2 Puzzle 2</title><atom:summary type="text">Hi Friends, Welcome to &#39;Online Puzzle Contest Season-1&#39;. We have already started Round - 2. So here is the Round 2 - Puzzle 2. Puzzle: Year on October 2, 2001, the date in MMDDYYYY format was a palindrome (same forwards as backwards).10/02/2001 When was the last date that this occurred on before year 2001?(Hint: it was not happened in 1900 because for that day of the month would be 91 which is </atom:summary><link>http://puzzle-xtrashots.blogspot.com/2008/12/round-2-puzzle-2.html</link><author>noreply@blogger.com (Unknown)</author></item><item><guid isPermaLink="false">tag:blogger.com,1999:blog-7918299843337105617.post-4017735755114225898</guid><pubDate>Tue, 16 Dec 2008 18:35:00 +0000</pubDate><atom:updated>2008-12-19T17:35:35.147+05:30</atom:updated><category domain="http://www.blogger.com/atom/ns#">Logical pzzle</category><title>Round 2 - Puzzle 1</title><atom:summary type="text">Hi Friends,Welcome to &#39;Online Puzzle Contest Season-1&#39;. We are starting Round - 2 from today onwards.So here is the Round 2 - Puzzle 1.Puzzle: There are three bulbs in a flat. The main door is made of translucent glass which can allow light to pass through but one cannot find out from which bulb unless he is inside.There are 3 swithes outside and the task is to map the switches to the bulbs goin </atom:summary><link>http://puzzle-xtrashots.blogspot.com/2008/12/round-2-puzzle-1.html</link><author>noreply@blogger.com (Unknown)</author></item><item><guid isPermaLink="false">tag:blogger.com,1999:blog-7918299843337105617.post-1171343469820339022</guid><pubDate>Sat, 13 Dec 2008 18:29:00 +0000</pubDate><atom:updated>2008-12-16T22:04:40.762+05:30</atom:updated><category domain="http://www.blogger.com/atom/ns#">Math Puzzle</category><title>Round 1 - Puzzle 7</title><atom:summary type="text">Hi friends,So last chance for you all to qualify into next round.Here is last puzzle of qualify Round. - Round 1 - Puzzle 7Puzzle:You are given four integers 1, 3, 4 and 6. You have to get the number 24 by using each of them just once. You can use the operators +, - , x, / only and as many times as you want. Also use of brackets is permitted. This is a pure maths problem.Note: 1- You can&#39;t use </atom:summary><link>http://puzzle-xtrashots.blogspot.com/2008/12/round-1-puzzle-7.html</link><author>noreply@blogger.com (Unknown)</author></item><item><guid isPermaLink="false">tag:blogger.com,1999:blog-7918299843337105617.post-615025655504356345</guid><pubDate>Thu, 11 Dec 2008 18:49:00 +0000</pubDate><atom:updated>2008-12-14T00:17:35.171+05:30</atom:updated><category domain="http://www.blogger.com/atom/ns#">Number PUZZLE</category><title>Round 1 - Puzzle 6</title><atom:summary type="text">Hi friends,Today I am posting 6th puzzle of Round 1 Puzzle: Using 5, five times and any mathematical operators you have to produce result equals to fifty.Send you answer at xtra_shots@yahoo.in with subject as ‘Puzzle Contest’.For any query or doubt please mail me at xtra_shots@yahoo.inDeadline to send your answer is 11:59 P.M. of 13th Dec. Answer:There are a lots of solution possible of above </atom:summary><link>http://puzzle-xtrashots.blogspot.com/2008/12/round-1-puzzle-6.html</link><author>noreply@blogger.com (Unknown)</author></item><item><guid isPermaLink="false">tag:blogger.com,1999:blog-7918299843337105617.post-360043216966429860</guid><pubDate>Tue, 09 Dec 2008 18:34:00 +0000</pubDate><atom:updated>2008-12-13T23:27:00.010+05:30</atom:updated><category domain="http://www.blogger.com/atom/ns#">Clock Puzzle</category><title>Round 1 - Puzzle 5</title><atom:summary type="text">Hi friends, Today I am posting 5th puzzle of Round 1 Puzzle: What would be the angle between hour and minute hand, when time is 7:20 ?Send you answer at xtra_shots@yahoo.in with subject as ‘Puzzle Contest’. For any query or doubt please mail me at xtra_shots@yahoo.in Deadline to send your answer is 11:59 P.M. of 11th Dec. Answer:The angle would be 100 degrees.Explanation: Angle between any two </atom:summary><link>http://puzzle-xtrashots.blogspot.com/2008/12/round-1-puzzle-5.html</link><author>noreply@blogger.com (Unknown)</author></item><item><guid isPermaLink="false">tag:blogger.com,1999:blog-7918299843337105617.post-3399624407936059435</guid><pubDate>Sun, 07 Dec 2008 18:29:00 +0000</pubDate><atom:updated>2008-12-13T16:29:36.672+05:30</atom:updated><category domain="http://www.blogger.com/atom/ns#">River Puzzle</category><title>Round 1 - Puzzle 4</title><atom:summary type="text">Hi friends,Today I am posting 4th puzzle of Round 1Puzzle:There are people P1, P2, P3 and P4 each takes 3, 5, 7 and 9 minutes respectively to cross a river.There is a boat with maximum capacity of 2 people.While crossing river two people must travel together and while coming back one must come to pick others....means while crossing the river one people must be on boat, it is not possible to send </atom:summary><link>http://puzzle-xtrashots.blogspot.com/2008/12/round-1-puzzle-4.html</link><author>noreply@blogger.com (Unknown)</author></item><item><guid isPermaLink="false">tag:blogger.com,1999:blog-7918299843337105617.post-2689027359344989523</guid><pubDate>Fri, 05 Dec 2008 04:54:00 +0000</pubDate><atom:updated>2008-12-13T16:26:33.829+05:30</atom:updated><category domain="http://www.blogger.com/atom/ns#">Puzzle</category><title>Round 1 - Puzzle 3</title><atom:summary type="text">Hi friends,Today I am posting 3rd puzzle of Round 1PuzzleTina &amp;amp; Meena are twins. One of them lies while the other is truthful. I asked one of them, &quot;Does Tina lie?&quot; &quot;Yes&quot;, was the answer.Did I speak to Tina or Meena?Send you answer at xtra_shots@yahoo.in with subject as ‘Puzzle Contest’. For any query or doubt please mail me at xtra_shots@yahoo.in Deadline to send your answer is 11:59 P.M. of</atom:summary><link>http://puzzle-xtrashots.blogspot.com/2008/12/round-1-puzzle-3.html</link><author>noreply@blogger.com (Unknown)</author></item><item><guid isPermaLink="false">tag:blogger.com,1999:blog-7918299843337105617.post-7994580556990669767</guid><pubDate>Tue, 02 Dec 2008 20:04:00 +0000</pubDate><atom:updated>2008-12-05T10:55:51.608+05:30</atom:updated><category domain="http://www.blogger.com/atom/ns#">Speed Puzzle</category><title>Round 1 - Puzzle 2</title><atom:summary type="text">Hi Friends,Welcome to &#39;Online Puzzle Contest Season-1&#39;. I got a tremendous response from your side regarding Puzzle 1.Today is 3rd Dec and here is the second puzzle of Round 1.Puzzle:Two Buses enter in a tunnel 225 Km long, one of those buses is travelling at 75 Km/h and at the same time another one running at a speed of 37.5 Km/h from opposite directions.As soon as they enter the tunnel a </atom:summary><link>http://puzzle-xtrashots.blogspot.com/2008/12/round-1-puzzle-2.html</link><author>noreply@blogger.com (Unknown)</author></item><item><guid isPermaLink="false">tag:blogger.com,1999:blog-7918299843337105617.post-2116001822898489131</guid><pubDate>Sun, 30 Nov 2008 18:39:00 +0000</pubDate><atom:updated>2008-12-03T16:03:37.959+05:30</atom:updated><category domain="http://www.blogger.com/atom/ns#">Math Puzzle</category><title>Round 1 - Puzzle 1</title><atom:summary type="text">Hi Friends,Welcome to &#39;Online Puzzle Contest Season-1&#39;.As we have promised that we will start this contest on 1st Dec. So here is the first puzzle of Round 1.Puzzle:Using following numbers and following operators you have to produce 28. Numbers are 1, 5, 7 and 8. Operators are +, -, * and / You can use ( ) brackets as well. Rules: 1-You can use each number only once. 2-You can not use any other </atom:summary><link>http://puzzle-xtrashots.blogspot.com/2008/12/round-1-puzzle-1.html</link><author>noreply@blogger.com (Unknown)</author></item></channel></rss>