HiSET: Math : Using reasoning to solve problems

Study concepts, example questions & explanations for HiSET: Math

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Example Questions

Example Question #21 : Using Reasoning To Solve Problems

One meter is equal to about 39.37 inches. Convert 30 inches to centimeters. (Nearest tenth)

Possible Answers:

Correct answer:

Explanation:

This problem can be solved using a proportion statement.

One meter is equal to 100 centimeters, which in turn is equal to 39.37 inches. Letting be the centimeter equivalent of 30 inches, the proportion statement that relates centimeters and inches can be written

Multiply both sides by 30:

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