If ‘÷’ means ‘+’, ‘×’ means ‘÷’, ‘+’ means ‘-’ and ‘-’ means ‘×’, select the number from among the given options that can replace the question mark (?) in the following equation.
25 - 2 × 5 ÷ ? + 3 = (4 ÷ 13 - 2) × 31
4
2
3
3
15
4
9
If ‘÷’ means ‘+’, ‘×’ means ‘÷’, ‘+’ means ‘-’ and ‘-’ means ‘×’, select the number from among the given options that can replace the question mark (?) in the following equation.
25 - 2 × 5 ÷ ? + 3 = (4 ÷ 13 - 2) × 3