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12-10-2019
Chemistry

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Mr Smith is walking his dog. He walks for 5 minutes (300 seconds) at a speed of 1.5 m/s. His dog runs at a speed of 5 m/s for the same time.
a How far does Mr Smith walk? b How far does the dog run?

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12-10-2019

Explanation:

a) 1.5 ÷ 300 = 5×10^-3 m

b) 5 m ÷ 300 = 1.67 × 10^-2 m

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