Question

If ‘+’ means ×, ‘-‘means ÷ , ‘×’ means + and ‘÷ ’ means -; compute the value of the expression:

15 + 9 × 10 ÷ 5

A. 140

B. 190

C. 145

D. 130

• A. A
• B. D
• C. C
• D. B

Answer 1

Answer:

A. A

Given: + → × - → ÷ × → + ÷ → - given expression: 15 + 9 × 10 ÷ 5 after changing: 15 × 9 + 10 - 5 = 140 → 135 + 10 - 5 = 140 → 145 - 5 = 140 Hence, 140 is the correct answer.