Question

A car makes 50000 Revolution to travel a distance of 121 km the diameter of wheel

Answer 1

Answer:

Step-by-step explanation:

Revolution=50000

D=121km=12100000cm

In 1 revolution distance= 12100000/50000=242 cm

Therefore Circumference of wheel= 2pi r 2*22/7*r= 242 r= 242*7/2*22 r=77/2 cm D= 2r = 2*77/2 =77cm

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