Question
find the number of revolutions taken by the wheel of a truck to cover a distance of 78.5 km if the diameter of the wheel is 1m
Answers
Reiny
one rotation = 1π = π m
78.5 km = 78500 m
number of revs = 78500/π = appr 24987
78.5 km = 78500 m
number of revs = 78500/π = appr 24987
Anonymous
25000