Question

HIW MANY TIMES A WHEEL OF RADIUS 21 CM MUST ROTATE TO GO 924M (TAKE π 22/7)

AND ANSWER IS 700 ROUND
PLEASE TELL THE RIGHT ANSWER​

Answer 1

Answer:

total length = 924

one rotation = circumference

= 2pi*r

= 2*3.14*21

= 131.8

no.of rotation =(92400 )/131.8

=701

Answer 2

HIW MANY TIMES A WHEEL OF RADIUS 21 CM MUST ROTATE TO GO 924M (TAKE π 22/7)

AND ANSWER IS 700 ROUND

PLEASE TELL THE RIGHT ANSWER

see the attachment