## Physics for Scientists and Engineers 3E by R. Knight, P1.30

#### Estimate (don’t measure!) the length of a typical car. Give your answer in both feet and meters. Briefly describe how you arrived at this estimate.

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## Physics for Scientists and Engineers 3E by R. Knight, P1.29

#### d. $\displaystyle 12.5^{-1}$

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## Physics for Scientists and Engineers 3E by R. Knight, P1.28

#### d. $\displaystyle 333.3\div 25.4$

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