Correct option is A
Given:
5 – 7 × 4 + 8 ÷ 2 = 17
From the given options -
(a) × and +, 4 and 5 After interchanging the sign and digit we get following equation -
4 – 7 + 5 × 8 ÷ 2 = 17
4 – 7 + 5 × 4 = 17
4 – 7 + 20 = 17
24 – 7 = 17
17 = 17
Correct answer is (a).