search
Q: Alok starts walking from P at the speed of 6 km/h towards Q. Raman starts at same time from P towards Q at the speed of 9 km/h. Raman reaches Q and turns back and starts walking towards P. He meets Alok at R. If PQ is 15 km, then what is PR ?
  • A. 20 km
  • B. 12 km
  • C. 15 km
  • D. 18 km
Correct Answer: Option B -
answer image

Explanations:

explanation image