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Question
If ‘x’ means ‘-’,’ –‘ means ‘÷’, ‘+’ means ‘x’ and ‘÷’ means ‘+’, then what will be the value of the following expression? 16 x 8 ÷ 4-3 + 9 =?
Options:
A .  10
B .  19
C .  20
D .  9
Answer: Option C

Explanation:

Given expression
16 x8 ÷ 4 – 3 + 9 = ?
After conversion
9 =16 – 8 + 4 ÷ 3 x 9
or, ? = 16 – 8 + 4/3 x 9
or, ? = 16 – 8 + 12 = 20


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