An empty fuel tank of a car was filled with A type petrol. When the tank was half-empty, it was filled with B type petro…

A bakery opened with its daily supply of 40 dozen rolls. Half of the rolls were sold by noon and 60% of the remaining ro…

If a 36 inches long strip cloth shrinks to 33 inches after being washed, how many inches long will the same strip remain…

By how much percent is four-fifths of 70 lesser than five-sevenths of 112 ?

If 20% of a = b, then b% of 20 is the same as:

If x, y, z are three positive integers such that x is greater then y and y is greater than z, then which of the followin…

The price of an article was first increased by 10% and then again by 20%. If the last increased price was Rs. 33, the or…

A man ordered a length of rope by telephone from his nearest hardware shop. But when a worker in the shop brought the ro…