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Two men X and Y walk from P to Q a dista...

Two men X and Y walk from P to Q a distance of 21km at 3 and 4 km an hour respectively. Y reaches Q returns 00 immediately and meets X at R. the distance from P to R is:

A

18 km

B

17 km

C

16 km

D

17.5 km

Text Solution

Verified by Experts

The correct Answer is:
A
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