Question
What value should come in the place of (?) in the
following questions? √441 * 3 + √289 * 4 = ? - √121Solution
√441 * 3 + √289 * 4 = ? - √121 21 * 3 + 17 * 4 = ? – 11 63 + 68 = ? – 11 131 + 11 = ? ? = 142
A 300 m long train crosses a platform twice its length in 3 min. Find the speed of the train.
Train ‘A’ travelling with a speed of 75 km/h can cross a pole in 15 seconds. If the length of train ‘B’ is 24% less than that of train ‘A’ a...
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1400 metres long train crosses a man who is moving in the same direction with a certain speed in 25 seconds. If the same train can cross a pole in 20 se...
Train P takes 27 seconds to cross a tree, and Train Q overtakes Train P, both traveling in the same direction, in 3 minutes. The ...
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