Reasoning » Puzzle

Which two numbers, from amongst the given options, should be interchanged to make the given equation correct?

(2)3 ÷ 4 + (72 ÷6)×9 – (21×3) + (15×7) = 92

A

3 and 9

B

6 and 9

C

3 and 7

D

6 and 3