'रस सिद्धान्त'

1885 ÷ 64.98 + 7.29 + ? = 69.09

What value should come in the place of (?) in the following questions?

√(60 + 8² + 101) * 5 = ?

What will come in the place of question mark (?) in the given expression?

1672 ÷ 19 = ?% of 220

(506 ÷ 22 + 9 × 3) × ? = 900 ÷ 9

118 × 6 + 13 + 83 = ?

What will come in the place of question mark (?) in the given expression?

30% of 50% of 1200 = 18/11 × ?

? = 120% of (65² ÷ 13² ) + 33 × 8

Simplify:  (2√75 + 3√48 - √27) / √3

34² – 23² + 256 – 104 = ?