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22-07-2020
Mathematics

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John should drive to his workplace and back to home. On the way to the workplace it was raining, so he drove at speed of 42mph. On the way back the rain was over so his speed was 54mph. What was John's average speed, for the whole trip?

Respuesta :

22-07-2020

Answer:

48 mph.

Step-by-step explanation:

You need to calculate the average. So,

42 + 54 = 96

Because there are two quantities, 42 and 54, divide 96 by 2.

The average speed is 48.

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