engineering recuitment DRDO Technician A 2022 Mock Test Series (Tier I) 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.
7 × 42 + 7 ÷ ? - 4 = 42 + 6 ÷ 2 - 7
1
6
2
7
3
5
4
3