Question : Directions: If + means ×, × means –, – means ÷, and ÷ means +, then what will come in place of the (?) in the following equation?
150 – 5 + 3 ÷ 23 × 3 = ?
Option 1: 145
Option 2: 111
Option 3: 155
Option 4: 110
Correct Answer: 110
Solution :
Given:
+ means ×, × means –, – means ÷, and ÷ means +
150 – 5 + 3 ÷ 23 × 3 = ?
After interchanging the symbols the equation becomes –
= 150 ÷ 5 × 3 + 23 – 3
= 90 + 20
= 110
So, the required answer after solving the equation is 110. Hence, the fourth option is correct.
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