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3 x 2 + 10 = 16 16 x 2 - 10 = 22 22 x 2 + 10 = 54 54 x 2 - 10 = 98 98 x 2 + 10 = 206
A train can cross a man standing on a platform of 250 metres length in 70 seconds and can cross the platform in 87.5 seconds. Find the length of the train.
Two trains approach each other at 22 kmph and 26 kmph from 2 places 240 km apart. After how many hours they will meet?
A train can cross a pole, a bridge of 340 meter long and platform of 320 meter long in 12 seconds, _____ seconds and 28 seconds, respectively.
A 400 m long train crosses a platform twice its length in 2 min. Find the speed of the train.
A train 275 m long running at 72 km/hr takes 45 seconds to cross a bridge. The length of the bridge is