What will came in the place of the question mark (?) in th following equation, '+' and '' are interchanged and '×' and '' are interchanged?
Show answer & explanation
Correct answer: B
Explanation
The correct answer is option 2 i.e. 47.
On interchanging signs,
= (92 2) + 13 - (2 × 6)
= 46 + 13 - 12
= 59 - 12
= 47