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03-02-2021
Mathematics

contestada

A train leaves at 10.12 and arrives at its destination at 11.18.
If the train travelled 74 km, what was it's average speed in km/h?
Give your answer rounded to 1 dp.

Respuesta :

sqvatorex sqvatorex

03-02-2021

Answer:

67.3km/h

Step-by-step explanation:

Find the amount of time it took from 10:12 to 11:18.

Which is 66 minutes.

Find the average speed.

Formula of average speed =

Total distance/time

Which is,

74/66 = 1.121 (recurring decimal)

1.121 x 60 = 67.26km/h

= 67.3km/h (Estimated to 1 dp)

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