Question

A car travel 18km in first second, 36 km in next second and 54 km in last three seconds . Find the average speed of the car.

Answer 1

To find the average speed of the car,

18 + 36 + 54 / 3
= 108/3
=36 km/hr

Answer 2

Sum of 3 numbers divide by no of numbers 18+36+54 divided by 3= 108 divided by 3 =36