Direction Answer the questions from 36-40 based on the following case.

Shivam has his hostel located at P and his school located at Q. Shivam drives his motorbike three day in a week and rides his car in the remaining 3 days,

to go to his school and back to hostel. POQ is a sector of a circle with centre O, central angle 60? and radius 4.2 km. Path POQ is the route for driving by motorbike and path PRO is for car only.