Question

alka runs around a square field of side 75 m three times.she runs at a speed of 100m per minute How much time does she take to complete 3 rounds of the field

Answer 1

Time taken by Alka to complete 3 rounds of the field is 9 minutes.

• Perimeter of square = 4* side

• The perimeter of the square field will be equal to 75*4 that is 300 meters.

• Net distance to cover is 300*3 meters that is 900 meters.

• Time = (total distance covered)/

( net speed)

• Time will be 900/ 100 that is 9 minutes.