X cm complete a certain work in same time in which Y and Z together can do it. If X and Y together can finish it in 10 days and Z alone in 15 days, then Y alone can do it in ?

The difference between the radio of bigger difference between circle and smaller circle is 14 and the differen...

A jar contains a mixture of oil and water in the ratio 22 :3 . 50 litres of the mixture was taken out and 25 l...

The ratio of the length to the breadth of a rectangular park is 3 :2 , if a man cycling along the boundary of...

A boat takes 19 hours to travel downstream from point A to point B and coming back to a point C midway . betwa...

Given that, 24 carat gold is pure gold, 18 carat gold is 3/4th of pure gold and 20 carat gold is 5/6th of pure...

On reducing the entry fee by 35% in a park, the number of people coming to the park increased by 40% , then th...