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

$$ {\sqrt{441}}+ {(71)^{2}} -{(?)^{2}}=2707 $$

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=?

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

(?)² + (65)²=(160)² -  (90)² – 7191

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

916 ×?×3=214344

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

$$ {4\over 7}×{2{4\over 5}÷{2\over 5}=?}$$

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

(0.85% of 405) +(2.25% of 550)=?

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

$$ {1\over 8}×(223+?)=71$$