Covert the speeds 51 km/h and 900 m/min to speeds for second. Which speed is faster? Show your work

Question

Mathematics

Kayley Campbell

7 June, 00:33

Covert the speeds 51 km/h and 900 m/min to speeds for second. Which speed is faster? Show your work

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Answers (1)

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Amani · Answer 1

51 km / hr:

1 hr = 60 min, 1 min = 60 sec ... so 1 hr = 60*60 = 3600 seconds

51 / 3600 = 0.014 km / second

900 m / min:

60 seconds = 1 min ...

900 / 60 = 15 m / sec ...

1 m = 0.001 km ... so 15 m = (15 * 0.001) = 0.015 km / sec

therefore, the faster speed is : 900 m / min