A hunter fires two shots from the branch of a tree at an interval of 76 secs. A tiger separating too fast hears the two shots at an interval of 83 secs. If the velocity of the sound is 1195.2 kmph, then find the speed of the tiger?

When an article is sold at its marked price, it gives a profit of 25%. If a discount of 9.6% is allowed on the marked price, then the profit percent will be :

If 'A' is 7 times as efficient as 'B', 'B' takes 32 days to complete the task, then find the number of days required to finish the whole work by 'A' and 'B'  working together.

A coconut merchant finds that the cost price of 2750 coconuts is the same as the selling price of 2500 coconuts. His loss or gain percent is