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In this lesson, we will learn how to use dimensional analysis to solve real-life problems.

Q1:

If 1 foot is about 30 centimeters and 1 yard is about 90 centimeters, approximately how many feet are there in a yard?

Q2:

Which quantities could be measured to determine the fuel efficiency of a car?

Which of the following is an appropriate unit for the fuel efficiency?

Q3:

Elizabeth wants to convert 4 5 0 0 kg/m^{3} into meters per second

Which of the following is correct?

What does she find?

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