Which two numbers should be interchanged to make the given equation correct?
28 − 4 × 5 + 36 ÷ 9 + 2 × 3 = 53
(Note: Interchange should be done of entire number and not individual digits of a given number)
Show answer & explanation
Correct answer: C
Explanation
The correct answer is option 3 i.e. 2 and 9.
Given equation: 28 − 4 × 5 + 36 ÷ 9 + 2 × 3 = 53
On interchaning the numbers:
28 − 4 × 5 + 36 ÷ 2 + 9 × 3 = 53
28 - 20 + 18 + 27 = 53
73 - 20 = 53
53 = 53