Direction (Q. 1 - 10) : What should come in place of the questions mark (?) in the following questions ?

963 + 560 ÷ 35 = ?

14400 ÷ 64 ÷ 9 = ?

14.8 × 12.3 × 86 = ?

45% of 720 = 30% of ?

3 1/2 + 4 2/3 - 1 1/4 = ?

4 2/7 of 189 + 452 = 2000 - ?

75% of ? = √576 x 15

(45)² + (21)² = (?)² + 257

90780 ÷ √? = 85 x 12

63% of 962 + ? = 999