If the speeds of A and B, who start walking in opposite directions on a circular ground, is 9 km/h and 27km/h respectively, and the length of the circular ground is 2400 m; then find after how much time they will meet.

If the speeds of A and B, who start walking in opposite directions on

1.	If the speeds of A and B, who start walking in opposite directions on a circular ground, is 9 km/h and 27km/h respectively, and the length of the circular ground is 2400 m; then find after how much time they will meet.
A.	240 seconds
B.	180 seconds
C.	220 seconds
D.	120 seconds
Answer» B. 180 seconds

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If the speeds of A and B, who start walking in opposite directions on a circular ground, is 9 km/h and 27km/h respectively, and the length of the circular ground is 2400 m; then find after how much time they will meet.

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