defence exam CRPF Head Constable Ministerial & ASI 2022 Mock Test Logical Reasoning Puzzle Logical Puzzle
If ‘÷’ means ‘×’, ‘×’ means ‘÷’, ‘+’ means ‘-’ and ‘-’ means ‘+’, select the number from among the given options that can replace the question mark (?) in the following equation.
12 ÷ 3 + 4 – 28 × 7 = 18 × 3 ÷ (? + 9)
1
20
2
15
3
3
4
16