What should be added at least in 1140 so that it becomes a perfect square?

How many number are there from 700 to 950 (Including both) which are neither divisible by 3 nor by 7?

The smallest 5-digit number divisible by 41 is:

The number of pairs of natural numbers the difference of whose squares is 45 will be –

What value will come in place of question mark (?) in the questions given below?
6⁹ × 36 ÷ 7776 = 6^? ÷ 216 

If 738 A6A is divisible by 11, then the value of A is-

Two numbers are respectively 30% and 40% less than a third number. What percent is the first number of the second?

What is the sum of first 14 natural numbers?