Math, asked by kaushikichand, 3 months ago

(ii) A bus covers 630 km in 9 h. If it completes the first two thirds of the journey at
60 km/h, calculate its speed for the rest of the journey.

Answers

Answered by Anonymous

5

Answer:

2/3 journey =

3

2

×630=2×210=420km

Time for 2/3 journey =

speed

distance

=

60

420

=7hr

⇒ Time for rest of journey =2hr

⇒ Speed for rest of journey =

time

Distance

=

2

210

=105km/n.

Hope its helps you

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