Introducing Yash, Kailash said, "He is son of my

[490 of 7 - (13)² of 5] - 1228 = ?

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

(2⁵ × 3⁴) ÷ (6³) = ?

6 0 - 20 [8 + 12 {8-8 (20-12)+20}-40] ÷ 16 =?

522 + 160% of 80 - 130 = ? X 13 

18 × 15 + 86 – 58 =? + 38

5 × 14 + 100 ÷ 4 = 6² + ?

{(81% of 800 + 28 × 4) – 27 × ?} = 11 × 20

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

3³ + 4² × 5 – 28 = ?

25% of 300 + √(?) = 35% of 600 - 15% of 300

√? + √1296 + √729 = 464/4