If ‘+’ means ‘÷’, ‘×’, means ‘–’, ‘÷’

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If ‘+’ means ‘÷’, ‘×’, means ‘–’, ‘÷’ means ‘×’ and ‘–’ means ‘+’, what will be the value of the following expression ? 9 + 3 ÷ 4 – 8 × 2 = ?

1. 6 1
  4
2. 6 3
  4
3. − 1 3
  4
4. 18

Correct Option: D

? = 9 + 3 ÷ 4 – 8 × 2
After respective substitutions,
? = 9 ÷ 3 × 4 + 8 – 2

=	9	× 4 + 8 − 2
	3

= 20 – 2 = 18