Question

a bus cover 90 kilometre in 1/1/2 hours 1) how much time is required to cover a distance of 45 km with the same speed 2) how much distance is covered in 4 hours with the same​

Answer 1

Speed =distance/time

Here,

Speed=90/1.5 kmph

Let time required to cover 40 km at the same speed be ‘tʼ.

Therefore,

90/1.5 kmph = 40/t

t=0.75 hours =45minutes