Two equal charges are placed at a distance d. At what

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

41² + 25% of 2400 = ? + 1131

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

75% of (√64 × 8 - 16) × ? = 15²

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

(437 + ? - 167) x 2.5 = 875

√9604 + ∛205379 + 58% of 1500 = 520 + ?

`(256/6561)<sup>(1/4)</sup> = ?`

(225 + 125) ÷ 7 + 250 = ? + 20% of 800

9 × 4⁰ × 24² × 18² = ?²

4.7 × 3.5 + 4.2 × 4.5 = 22.5 × 3.5 - ?

31% of 3300 +659 = ?