In the given figure CD is parallel to AB then ∠y is?

If as per the figure CD is parallel to AB, CD∥AB Then ∠3x° = ∠y° (corresponding angles) Total of interior angle of ∆ABC = 180° Then, 2x + 3x + 4x = 180° 9x = 180° x = 20° Then ∠3x° or ∠y° = 60°

A train crosses a pilar in 20 seconds and a platform of length 300 metres in 25 seconds,then what will the 120% of the length of the train.

What will be the length of train 1?

Statement I: If train 1 covers a standing man in 12 sec.

Two trains running in a opposite directions crosses pole in 84s and 57s respectively and they cross each other in 72s. Find the ratio of their speeds?

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