1.

Rohit and rahul start from the same point and move away from each other at right angle. After 4 hours they are 80 km apart. if the speed of rohit is 4 kmph more than rahul. what is the speed of rohit?

A. 16 kmph
B. 20 kmph
C. 12 kmph
D. none
Answer» B. 20 kmph


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