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Q1. A race car can be slowed with a constant acceleration of -9 m/s2.

(a) If the car is going 47 m/s, how many meters will it travel before it stops?

(b) How many meters will it take to stop a car going twice as fast?

Q2. If a metric ton is 1.000 x10^e3 kg, how many 74 kg people can safely occupy an elevator that can hold a maximum mass of accurately 1 metric ton?

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