Question

A bus cover first half of his journey at the rate of 15 km per hour and second half of the rate of 12 kilometre per hour the total time taken to complete the journey is 9 hours what is the length of journey?​

Answer 1

Let the Distance be "X"

Using the formula,

Distance=speed×time

X=15×9

X=135 M..................(1)

IN CASE 2

Distance=speed×time

X=12×9

X=108 M...........(2)

Adding equation 1 and 2

X=108+135=243 KM

BTS LIVE FOREVER AND EVER