Question : Directions: If + means –, – means ×, × means ÷, and ÷ means +, then what will be the value of the following expression?
15 – 2 ÷ 90 × 9 + 10
Option 1: 32
Option 2: 40
Option 3: 30
Option 4: 50
Correct Answer: 30
Solution :
Given:
+ means –, – means ×, × means ÷, and ÷ means +
15 – 2 ÷ 90 × 9 + 10
After replacing symbols according to the question, the equation becomes –
= 15 × 2 + 90 ÷ 9 – 10
= 30 + 10 – 10
= 30
Therefore, after solving the equation the answer is 30. Hence, the third option is correct.
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