Grade 12th pass8 grade maths
A long-distance runner runs 9 laps of a 400-meter track every day. His timings (in min) for four consecutive days are 88, 96, 89 and 87 respectively. On an average, how many meters/minute does the runner cover?
A. 17.78
B. 90
C. 40
D. None of these.
A long-distance runner runs 9 laps of a 400-meter track every day. His timings (in min) for four consecutive days are 88, 96, 89 and 87 respectively. On an average, how many meters/minute does the runner cover?
A. 17.78
B. 90
C. 40
D. None of these.
