In a km race, Ashok beats Raman by 30 meters or 12 seconds. Find Ashok’s approximate time over the course?
OPtion
1) 10 min.
2) 7 min.
3) 5.5 min.
4) 4.3 min.
5) 6 min.
6) 8.5 min.
7) 7.7 min.
8) 6.46 min.
9) 5.22 min.
10) None of the above
Solution
As given, Raman covers 30 m in 12 seconds.
Raman’s time over the course = 12/30 x1000 = 400 seconds
Ashok’s time over the course = (400 – 12) = 388 seconds = 6.46 minutes
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