17. How long will Rohit take to make a round of a circular field of radius 21 m cycling at
speed of 8 km/hr?
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0
Answer:
The time taken by the man who cycling at the speed of 8km/h on circular field is 59.4 seconds .
Answered by
2
Perimeter pr chelaga Rohit.
2πr => 2*(22/7)*21 =>2*22*3
distance to be covered = 2* 22 * 3
speed = 8km/h or 20/9 m/s
**
Time = Distance/speed
= 2*22*3
20/9
= 2*22*3
20/9
= 2.2 *3*9
= 2.2*27
= 59.4 sec
**
Khushi here✔️✌
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