Question : Directions: If + means divided by, – means add, × means minus, and ÷ means multiplied by, then what will be the value of the following expression:
[{(18 × 16) – (5 ÷ 2)} + (5 – 1)] ÷ 1 = ?
Option 1: 1
Option 2: 2
Option 3: 4
Option 4: 3
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Correct Answer: 2
Solution :
Given:
+ means divided by, – means add, × means minus, and ÷ means multiplied by
[{(18 × 16) – (5 ÷ 2)} + (5 – 1)] ÷ 1 = ?
After interchanging the given mathematical signs, we get –
= [{(18 – 16) + (5 × 2)} ÷ (5 + 1)] × 1
= [{2 + 10} ÷ 6] × 1
= [12 ÷ 6] × 1
= 2 × 1
= 2
So, 2 is the answer to the given equation. Hence, the second option is correct.
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