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	<title>Ace Your Board Exam with PinoyBIX</title>
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		<title>Solution: What is the correct length in meters?</title>
		<link>https://pinoybix.org/2025/07/solution-what-is-the-correct-length-in-meters.html</link>
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		<dc:creator><![CDATA[engr]]></dc:creator>
		<pubDate>Fri, 11 Jul 2025 10:59:15 +0000</pubDate>
				<category><![CDATA[Fundamentals in Algebra Problem]]></category>
		<category><![CDATA[Fundamentals in Algebra Solution]]></category>
		<category><![CDATA[Math Solution]]></category>
		<guid isPermaLink="false">https://pinoybix.org/?p=70109</guid>

					<description><![CDATA[Problem Statement: Mathematics Algebra Problem Solving A 10-meter tape is 5 mm short. What is the correct length in meters? A. 9.995 m B. 10.05 m C. 9.95 m D. 10.005 m Problem Answer: The correct length in meters is 9.995 m. More Questions in: Fundamentals in Algebra Online Questions and Answers in Fundamentals in Algebra Series MCQ in Fundamentals in Algebra Mathematics Board Examination Mastery &#124; Math Engineering Pre-Board Series of Mathematics Board Examination Mastery Test]]></description>
		
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		<title>Solution: How many balls must be drawn to ensure that there will be three balls</title>
		<link>https://pinoybix.org/2025/07/solution-how-many-balls-must-be-drawn-to-ensure-that-there-will-be-three-balls.html</link>
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		<dc:creator><![CDATA[engr]]></dc:creator>
		<pubDate>Fri, 11 Jul 2025 07:27:24 +0000</pubDate>
				<category><![CDATA[Probability problem]]></category>
		<category><![CDATA[Combination - Permutation - Probability - Venn Diagram Solution]]></category>
		<category><![CDATA[Fundamentals in Algebra Solution]]></category>
		<category><![CDATA[Math Solution]]></category>
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					<description><![CDATA[Problem Statement: Mathematics Probability Problem Solving A box contains 8 white balls, 15 green balls, 6 black balls, 8 red balls, and 13 yellow balls. How many balls must be drawn to ensure that there will be three balls of the same color? A. 8 B. 9 C. 10 D. 11 Problem Answer: There are 11 balls must be drawn to ensure that there will be three balls of the same color. More Questions in: Venn Diagram, Permutation, Combination and Probability Online Questions and Answers in Venn Diagram, Permutation, Combination and Probability MCQ in Venn Diagram, Permutation, Combination and Probability ]]></description>
		
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		<title>Solution: In how many ways can two integers be selected from the numbers</title>
		<link>https://pinoybix.org/2025/07/solution-in-how-many-ways-can-two-integers-be-selected-from-the-numbers.html</link>
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		<dc:creator><![CDATA[engr]]></dc:creator>
		<pubDate>Fri, 11 Jul 2025 04:54:26 +0000</pubDate>
				<category><![CDATA[Probability problem]]></category>
		<category><![CDATA[Combination - Permutation - Probability - Venn Diagram Solution]]></category>
		<category><![CDATA[Fundamentals in Algebra Solution]]></category>
		<category><![CDATA[Math Solution]]></category>
		<guid isPermaLink="false">https://pinoybix.org/?p=70095</guid>

					<description><![CDATA[Problem Statement: Mathematics Probability Problem Solving In how many ways can two integers be selected from the numbers 1,2,3, &#8230; 50 so that their difference is exactly 5? A. 50 B. 5 C. 45 D. 41 Problem Answer: There are 45 ways can two integers be selected so that their difference is exactly 5. More Questions in: Venn Diagram, Permutation, Combination and Probability Online Questions and Answers in Venn Diagram, Permutation, Combination and Probability MCQ in Venn Diagram, Permutation, Combination and Probability Mathematics Board Examination Mastery &#124; Math Engineering Pre-Board Series of Mathematics Board Examination Mastery Test]]></description>
		
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		<title>Solution: How many cards are there in the first pile?</title>
		<link>https://pinoybix.org/2025/07/solution-how-many-cards-are-there-in-the-first-pile.html</link>
					<comments>https://pinoybix.org/2025/07/solution-how-many-cards-are-there-in-the-first-pile.html#respond</comments>
		
		<dc:creator><![CDATA[engr]]></dc:creator>
		<pubDate>Fri, 11 Jul 2025 02:44:46 +0000</pubDate>
				<category><![CDATA[Probability problem]]></category>
		<category><![CDATA[Combination - Permutation - Probability - Venn Diagram Solution]]></category>
		<category><![CDATA[Fundamentals in Algebra Solution]]></category>
		<category><![CDATA[Math Solution]]></category>
		<guid isPermaLink="false">https://pinoybix.org/?p=70091</guid>

					<description><![CDATA[Problem Statement: Mathematics Probability Problem Solving A deck of 52 playing cards is cut into two piles. The first pile contains 7 times as many black cards as red cards. The second pile contains the number of red cards that is an exact multiple as the number of black cards. How many cards are there in the first pile? A. 14 B. 15 C. 16 D. 17 Problem Answer: There are 16 cards in the first pile. More Questions in: Venn Diagram, Permutation, Combination and Probability Online Questions and Answers in Venn Diagram, Permutation, Combination and Probability MCQ in Venn ]]></description>
		
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		<title>50 Chain Rule Practice Problems with Solutions &#8211; Advanced Calculus Derivative Exercises</title>
		<link>https://pinoybix.org/2025/07/50-chain-rule-practice-problems-with-solutions.html</link>
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		<dc:creator><![CDATA[engr]]></dc:creator>
		<pubDate>Thu, 10 Jul 2025 06:59:25 +0000</pubDate>
				<category><![CDATA[Practice Exercises]]></category>
		<category><![CDATA[Differential Calculus]]></category>
		<category><![CDATA[differential calculus practice exercises]]></category>
		<guid isPermaLink="false">https://pinoybix.org/?p=70063</guid>

					<description><![CDATA[Introduction Calculus differentiation becomes significantly more manageable when you have enough practice problems to work through. These 50 comprehensive exercises focus specifically on chain rule applications – one of the most crucial differentiation techniques that every calculus student must master. Whether you&#8217;re preparing for board examinations, working through engineering coursework, or simply strengthening your calculus foundation, these practice problems cover the complete spectrum of difficulty levels. From basic composite functions to complex multi-layered derivatives, each problem includes detailed step-by-step solutions that explain the reasoning behind every mathematical step. The exercises are organized into four distinct categories: Basic Applications (Problems 1-15): ]]></description>
		
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		<title>Solution: What reading corresponds to a distance of 90 ft?</title>
		<link>https://pinoybix.org/2025/07/solution-what-reading-corresponds-to-a-distance-of-90-ft.html</link>
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		<dc:creator><![CDATA[engr]]></dc:creator>
		<pubDate>Wed, 09 Jul 2025 07:12:54 +0000</pubDate>
				<category><![CDATA[Fundamentals in Algebra Problem]]></category>
		<category><![CDATA[Fundamentals in Algebra Solution]]></category>
		<category><![CDATA[Math Solution]]></category>
		<guid isPermaLink="false">https://pinoybix.org/?p=70058</guid>

					<description><![CDATA[Problem Statement: Mathematics Algebra Problem Solving A certain steel tape is known to be 100000 feet long when the temperature of 70°F. When the tape is at a temperature of 10°F, what reading corresponds to a distance of 90 ft? Coefficient of linear expansion of the tape is 5.833 x 10^-6 per °F. A. 85.935 B. 88.031 C. 90.031 D. 93.031 Problem Answer: The reading corresponds to a distance of 90 ft is 90.031 ft. More Questions in: Fundamentals in Algebra Online Questions and Answers in Fundamentals in Algebra Series MCQ in Fundamentals in Algebra Mathematics Board Examination Mastery &#124; ]]></description>
		
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		<title>Solution: What is the true distance between the points?</title>
		<link>https://pinoybix.org/2025/07/solution-what-is-the-true-distance-between-the-points.html</link>
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		<dc:creator><![CDATA[engr]]></dc:creator>
		<pubDate>Wed, 09 Jul 2025 04:02:47 +0000</pubDate>
				<category><![CDATA[Fundamentals in Algebra Problem]]></category>
		<category><![CDATA[Fundamentals in Algebra Solution]]></category>
		<category><![CDATA[Math Solution]]></category>
		<guid isPermaLink="false">https://pinoybix.org/?p=70053</guid>

					<description><![CDATA[Problem Statement: Mathematics Algebra Problem Solving The distance between two points measured with a steel tape was recorded as 916.58 ft. later. The tape was checked and to be only 99.9 ft long. What is the true distance between the points? A. 035.66 ft B. 966.15 ft C. 955.66 ft D. 915.66 ft Problem Answer: The true distance between the points is 915.66 ft. More Questions in: Fundamentals in Algebra Online Questions and Answers in Fundamentals in Algebra Series MCQ in Fundamentals in Algebra Mathematics Board Examination Mastery &#124; Math Engineering Pre-Board Series of Mathematics Board Examination Mastery Test]]></description>
		
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		<title>Solution: How many different kinds of shoes does he sells?</title>
		<link>https://pinoybix.org/2025/07/solution-how-many-different-kinds-of-shoes-does-he-sells.html</link>
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		<dc:creator><![CDATA[engr]]></dc:creator>
		<pubDate>Wed, 09 Jul 2025 02:55:25 +0000</pubDate>
				<category><![CDATA[Fundamentals in Algebra Problem]]></category>
		<category><![CDATA[Fundamentals in Algebra Solution]]></category>
		<category><![CDATA[Math Solution]]></category>
		<guid isPermaLink="false">https://pinoybix.org/?p=70048</guid>

					<description><![CDATA[Problem Statement: Mathematics Algebra Problem Solving A shoe store sells 10 different sizes of shoes, each in both high-cut and low-cut variety, each either rubber or leather, and each with white or black color. How many different kinds of shoes does he sells? A. 64 B. 80 C. 72 D. 92 Problem Answer: The shoe store sells 80 different kinds of shoes. More Questions in: Fundamentals in Algebra Online Questions and Answers in Fundamentals in Algebra Series MCQ in Fundamentals in Algebra Mathematics Board Examination Mastery &#124; Math Engineering Pre-Board Series of Mathematics Board Examination Mastery Test]]></description>
		
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		<title>Solution: What was the area of the field?</title>
		<link>https://pinoybix.org/2025/07/solution-what-was-the-area-of-the-field.html</link>
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		<dc:creator><![CDATA[engr]]></dc:creator>
		<pubDate>Tue, 08 Jul 2025 14:31:02 +0000</pubDate>
				<category><![CDATA[Plane Geometry problem]]></category>
		<category><![CDATA[Math Solution]]></category>
		<category><![CDATA[Plane Geometry Solution]]></category>
		<guid isPermaLink="false">https://pinoybix.org/?p=70039</guid>

					<description><![CDATA[Problem Statement: Solid Mensuration Plane Geometry: Triangle Problem Solving An engineer was told that a survey had been made on a certain rectangular field but the dimension had been lost. An assistant remembered that if the field had been 100 ft. longer and 25 ft. narrower, the area would have been increased by 2500 sq. ft, and that if it had been 100 ft. shorter 50 ft. wider, the area would have been decreased 5000 sq.ft. What was the area of the field? A. 25.000 ft2 B. 15,000 ft2 C. 20,000 ft2 D. 22,000 ft2 Problem Answer: The area of ]]></description>
		
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		<title>Solution: in what year will the population triple?</title>
		<link>https://pinoybix.org/2025/07/solution-in-what-year-will-the-population-triple.html</link>
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		<dc:creator><![CDATA[engr]]></dc:creator>
		<pubDate>Mon, 07 Jul 2025 08:31:30 +0000</pubDate>
				<category><![CDATA[Fundamentals in Algebra Problem]]></category>
		<category><![CDATA[Fundamentals in Algebra Solution]]></category>
		<category><![CDATA[Math Solution]]></category>
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					<description><![CDATA[Problem Statement: Mathematics Algebra Problem Solving The population of the Philippines doubled in the last 30 years from 1967 to 1997. Assuming that the rate of population rate increase will remain the same in what year will the population triple? A. 2009 B. 2011 C. 2013 D. 2015 Problem Answer: The population of the Philippines will triple in 2015. More Questions in: Fundamentals in Algebra Online Questions and Answers in Fundamentals in Algebra Series MCQ in Fundamentals in Algebra Mathematics Board Examination Mastery &#124; Math Engineering Pre-Board Series of Mathematics Board Examination Mastery Test]]></description>
		
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