Which two numbers (Not Digits) need to be interchanged to make the following equation correct?
15 + 90 ÷ 9 × 5 – 11 = 28
Show answer & explanation
Correct answer: B
Explanation
The correct answer is option 2 i.e. 15 and 9.
Given equation: 15 + 90 ÷ 9 × 5 – 11 = 28
Option 2: 15 and 9
The expression becomes:
9 + 90 ÷ 15 × 5 – 11 = 28
28 = 28