Question
Ratio of the lengths of two trains ‘X’ and ‘Y’
is 3:4 respectively and the ratio of time taken by them to cross a pole is 1:2 respectively. If speed of train ‘X’ is 108 km/h, then find the speed of train ‘Y’.Solution
Speed of Train Y = 108 × (4/2) × (1/3) => 108 × 2/3 = 72 km/h
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-2, 0, 8, 32, 64, 66
71 81 61 101 51 181
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6, 14, 42, 105, 230, 446 1116, 1135, 1158, 1187, 1224, 1278.
20, 95, 220, 275, 620, 895
- In the given number series, find the wrong number.
5, 10, 15, 20, 25, 31, 35 Direction: Find the wrong number in given number series.
958, 954, 981, 948, 1299, 1218
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