Question

32. The wheels of a car make 2500 revolutions in covering a distance of
4.95 km. Find the diameter of a wheel.
Ich war that the wheels of his bicycle are making​

Answer 1

Revolution Of Covering Distance By One Time Of A Wheel=4950m/2500=49.5m i.e Circumference

Circumference=2*22/7*r or D*22/7

49.5.m = D*22/7

49.5*7m =D*22

346.5m =D*22

346.5m./22 =D

15.75m. =D Answer