Question

A motorist travelled from town A to town B at an average speed of 54km/hr.On his return journey,his average speed was 60 kmph.If the total time taken is 9 1/2 hours .Find the distance between two towns​

Answer 1

Answer

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

Step-by-step explanation:

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