Question
A train 180 m long is moving at 54 km/h. How much time
(in seconds) will it take to cross a pole?Solution
ATQ, Speed in m/s = 54 × (5/18) = 15 m/s Time = Distance / Speed = 180 / 15 = 12 seconds
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Function in Ms-Excel to count number of cells.
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The_________records the name and exact location of every file on a disk.
C is
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