In a km race, P can give Q a start of 200 m and can give R a start of 150 m. Q can give 50 sec. to R a race of 1700 m. Time taken by Q to run 800 m.
1
8 min.
2
8.67 min.
3
7.78 min.
4
6.67 min.
In a km race, P can give Q a start of 200 m and can give R a start of 150 m. Q can give 50 sec. to R a race of 1700 m. Time taken by Q to run 800 m.