Posted by **hemant mishra** on Monday, June 25, 2012 at 2:04pm.

Jack and Jill run 10 kilometers. They start at the same point,

run 5 kilometers up a hill, and return to the starting point by the same route. Jack has

a 10-minute head start and runs at a rate of 15 km/hr uphill and 20 km/hr downhill.

Jill runs 16 km/hr uphill and 22 km/hr downhill. How far from the top of the hill are

they when they pass going in opposite directions?

(A)

5

4

km (B)

35

27

km (C)

27

20

km (D)

7

3

km (E)

28

9

km

- math -
**grace**, Sunday, September 29, 2013 at 6:50pm
35/27

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