how long would a boy take to complete one round of a circular Park whose radius is 210 metre is speed is 3 kilometre per hour
Answers
Answered by
8
Step-by-step explanation:
Speed of boy = 3 km/hr
Time = 1.3188/3 hr
= 0.4396 hr
≈ 26 minutes
The boy will take 26 minutes to complete one round of circular park
Answered by
7
Step-by-step explanation:
As we know
Time = Distance / Speed
So , distance = Circumference of circle
d = 2× 3.14 × 210
d = 1318.8
Now speed given = 3km per hour
Time = 1318.8 / 3
0.4396 i.e. nearly 26 minutes
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