radha takes five rounds around the edge of a circular garden with diameter 42m. Find the distance she covers and the time she takes at the speed of 6km per hour.
HINT= (Answer will be 660m and 6.6 minutes)
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Answer:
Step-by-step explanation:
diameter = 42m , radius = 42/2 = 21 m
circumference of garden = 2πr
= 2 x 22/7 * 21
= 44 x 3
= 132 m
speed = 6 km/h
distance = 132 x 5
= 660 m = 6.6 km
time = distance / speed
= 6.6/6
=1.1 hr
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