Question
A man riding a bicycle, completes one lap of a square field along its perimeter at the speed of 39.6 km/hr in 1 minute 20 seconds. What is the area of the field?
Answer: Option C
Was this answer helpful ?
Perimeter of square = Distance covered by man in 80 seconds = (39.6 * 5/18 * 18) metre
= 880 metre
Side of square = 880/4 = 220
Area of square = 220 * 220 = 48400 sq.metre
Was this answer helpful ?
More Questions on This Topic :
Question 9. √444 ÷ 37 + 15 +11 * (?) = 7 ....
Question 10. (414 ÷ 23 * 7 + 36) / (72 + (32 - 22)) = ? ....
Submit Solution