Question

What will come in the place of question mark (?) in the following equation , if '÷' and 'x' are interchanged and '+' and '-' are interchanged ? 50 - 9 ÷ 1 + 63 x 7 = ?

• A. 53
• B. 52
• C. 51
• D. 50

Answer 1

Answer:

D. 50

Given expression: 50 − 9 ÷ 1 + 63 x 7 After interchanging: 50 + 9 × 1 − 63 ÷ 7 9 × 1 = 9 63 ÷ 7 = 9 50 + 9 − 9 = 50