The number, whose square is equal to the difference between the squares of 975 and 585, is: 

If 3x + 7y=75, 5x- 5y= 25, then the value of (x +y)=?

7 × 7 of 3 ÷ 3 -14 × P=7, then find out the value of P?

If $${4x^2={15^2-9^2}}$$ then the value of x is

[(169×121)÷(11×13)]-3=?

Direction : What should come in place of the question (?) in the following question.

(47 × 588) ÷ ( 28 × 120)=?

The smallest positive integer when multiplied by 392, the product is a perfect square, is 

Solve the following equation 24 + 4 ÷ 4