Question
A train 175 m long running at 54 km/hr takes 40 seconds
to cross a bridge. The length of the bridge isSolution
Speed of train = 54 km/hr = 54 × (5/18) = 15 m / sec If the length of bridge be x metre, then ⇒ 15 = (175 + x)/40 ⇒ 175 + x = 600 ⇒ x = 600 – 175 = 425 metre
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(NOTE : Operations should be performed on...
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48 ÷ 3 + 12 × 4 – 6 × 7 + 21 = 27
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Artist : Painting :: Cobbler : ?
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D is no...
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