Questions

The angles of depression of two ships from the top of a light house are 45° and 30° toward east. If the ships are 200m apart, the height of the light house is (take √3=1.73)

If 20 men working 8 hours per day can complete a piece of work in 21 days. How many hours per day must 48 men work to complete the same job in 7 days?

A cricketer, whose bowling average was 12.4 runs/wicket takes 5 wickets for 22 runs in a match, thereby decreases his average by 0.4. The number of wickets, taken by him before this match was:

If after giving a discount of 18%, a book is sold for Rs 1599, then what will be the marked price (in Rs) of the book?

A and B together can do a piece of work in 12 days while A alone can do the same work in 30 days. B alone can do it in

Whose reign in Indian History is called the Golden Age of India?

The City of Cartagena, which is famous for Protocol on Biosafety,is located in

Three positions of a cube are shown below. What will come opposite to face containing 'I'?