Select the combination of letters that when sequentially placed in the blanks of the given series will complete the series.
_ c _ d d _ c a _ c b d d b _ a
The correct answer is C
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750 metres long train crosses a man who is moving in the same direction with a certain speed, in 50 seconds. If the same train can cross a tree in 20 se...
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How many seconds will a train 64 m in length, travelling at the rate of 42 km an hour, take to pass another train 82 m long, proceeding in the same dire...
A train travelling with a speed of 108 km/h can cross a pole in 9 seconds. Find the time taken by the train to cross a 330 metres long platform if the s...
A train started from station P and preceded towards station Q at a speed of 84 km/h. 40 minutes later, another train started from station Q and preceded...