Question
If '+' means '÷', '×' means '-', '-' means '×' and
'÷' means '+', then what is the value of the following expression? 45 + 5 - 7 × 48 ÷ 12Solution
Given expression: 45 + 5 - 7 × 48 ÷ 12 After changing the signs according to the instructions, we get: 45 ÷ 5 × 7 - 48 + 12 Now, applying the BODMAS rule: 45 ÷ 5 × 7 - 48 + 12 9 × 7 - 48 + 12 63 - 48 + 12 75 – 48 = 27. The value of the given expression is '27'.
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