The smallest 5-digit number divisible by 41 is:

On adding a natural number P to the product of four consecutive natural numbers we get a perfect square number. The minimum value of P is:

The difference between the compound interest and simple interest on a certain sum at the rate of 5% p.a in 3 years is Rs. 15.25. The sum is:

A train crosses two persons travelling at 3 kmph and 5 kmph in the same direction in 10 seconds and 11 seconds respectively. The speed of the train is:

If the length of a rectangle is increased by 20% and its breadth is decreased by 20%, its area:

Which of the following is the least polluting fuel?

The chief centre of learning during lord Buddha era was:

In case the posts of President and Vice-President lie vacant, who officiates as the President?