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16-12-2016
Mathematics

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The top speed of a cheetah is approximately 1.2 × 10^2 kilometers per hour, while the speed of the fastest human is approximately 4 × 10^1 kilometers per hour. How many times faster is the top speed of a cheetah than the speed of a human?

Respuesta :

17-12-2016

1.2 × 10^2 = 1.2 × 100 = 120.
4 × 10^1 = 4 × 10 = 40

120/40 = 30.

The cheetah is 30 times faster than a human.

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