Question

if radius of bus wheel is 0.7 m then diameter of wheel is ______ m​

Answer 1

In 1 revolution = 2πr= circumference of Circle

2*0.7*22/7

2*7*22/70

44/10= 4.4m

22 km = 22000 meter

number of revolution= 22000/4.4= 5000 revolution

Answer 2

Answer:

2×0.7

=1.4

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