administrators Reply Quote

Answer : 1 127.5 m Explanation : Answer: A) 127.5 m Explanation: When A runs 1000 m, B runs 900 m and when B runs 800 m, C runs 700 m.When B runs 900 m, distance that C runs = (900 x 700)/800 = 6300/8 = 787.5 m.In a race of 1000 m, A beats C by (1000 - 787.5) = 212.5 m to C.In a race of 600 m, the number of meters by which A beats C= (600 x 212.5)/1000 = 127.5 m.

Click here to see the full blog post