Question

How many times will the wheel of a car rotaote in a journey of 88km if the diameter of the wheel us 56cm?

Answer 1

Answer:

88km = 88000 m.

circumference of wheel = 2πr

2×22÷7×56÷2

176 cm.

176 cm= 1.76 m

no.of.revolutions =distance/ circumference of wheel.

80000÷1.76 =

50,000.

it rotates 50,000 times to a journey of 88 km.....