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Question : Directions: What will come in place of the question mark (?) in the following equation if + and ÷ are interchanged and – and × are interchanged?
25 × 6 – 4 ÷ 18 + 9 = ?

Option 1: 7

Option 2: 10

Option 3: 3

Option 4: 5


Team Careers360 13th Jan, 2024
Answer (1)
Team Careers360 16th Jan, 2024

Correct Answer: 3


Solution : Given:
25 × 6 – 4 ÷ 18 + 9 = ?

On interchanging the mathematical signs as instructed, the equation becomes –
= 25 – 6 × 4 + 18 ÷ 9
= 25 – 6 × 4 + 2
= 27 – 24
= 3

So, 3 is the required answer for the given equation. Hence, the third option is correct.

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