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

(47 × 588) ÷ ( 28 × 120)=?

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

(41) ² + (38)² × (0.15)²=?

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

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

Direction: what should come in place at question mark(?).

$$ {1\over 8}×(223+?)=71$$

Find the value of given expression.

3 – (– 6) {– 2 – 9 – 3} ÷ 7{1 + (– 2) (– 1)}

Simplify : $$ {9\over 13} ÷{18\over 26}÷{90\over 52}$$

The smallest positive integer n for which 864 x n is a perfect cube, is: