The height of 5 boys is recorded as, 146 cms, 154 cms, 164 cms 148 cms and 158 cms. What is the average height of all these boys?

What is the value of three fourth of sixty percent of 480?

What should come in place of the question mark(?) in this question?

35% of 740 - 35% of 520 =?

What should come in place of the question mark(?) in this question?

√961 + √784 +√49 = ?

What should come in place of the question mark(?) in this question?

(0.027)² X (0.09)² + (0.3)⁶ = (O.3)^?

What should come in place of the question mark(?) in this question?

(343 - 103) ÷ (216 ÷ 36) = ?