Question
Ratio of the lengths of two trains ‘X’ and ‘Y’
is 5:7 respectively and the ratio of time taken by them to cross a pole is 2:3 respectively. If speed of train ‘X’ is 105 km/h, then find the speed of train ‘Y’.Solution
Speed of Train Y = 105 × (7/3) × (2/5) => 105 × 14/15 = 98 km/h
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