In the school Mohan and Govind took a part in the race and the ratio between their speeds is 5 7 Moh...........

Quant (SSC) Time & distance

In the school, Mohan and Govind took a part in the race and the ratio between their speeds is 5 : 7. Mohan losses the race by 360m then what is the length of the track (in km)?

1.26 km

1.2 km

2 km

0.9 km

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Explanation:

t = d /s
According to the question,
Let Speed = 5x, 7x Distance = y m
= y - 360 /5x = y /7x
= y - 360 /5 = y /7
7 (y – 360) = 5y
7y – 5y = 2520
2y = 2520
y = 1260
= 1.26 km.