Science, asked by siddhanthgreat, 5 months ago

A motorist travels from a town A to a town B, 145 km distant in

3 h 45 mins. Find his average speed.

a) in km/h b) in m/s​

Answers

Answered by srishtishaw53
1

Given that,

travelled averageSpeed=54km/h

return average speed=60km/h

Total time taken =9

2

1

=

2

19

hours.

Let total distance x.

54

x

+

60

x

=

2

19

540

10x+9x

=

2

19

19x=

2

540×19

x=

2

540

=270km/h

Then,

We get total distance is 270km/h

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