Math, asked by Tanya11111111g, 1 year ago

A road roller completes 5000 revolutions while covering a distance of 22km. find the radius of the roller

Answers

Answered by 123456u890
12
5000 revolutions covering 22 kilometers.
This means circumference * 5000 revolutions = 22 km
2πr*5000=22*1000m
44/7*r*5000= 22000 m
r = 22000*7/44*5000
r = 0.7 m
r = 70 cm
Hope this helped you .
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