Question
If '+' means '-', 'X' means '+', '-' means '÷', and
'÷' means 'X', then what is the value of the following expression? 120 - 10 + 60 X 5 ÷ 3 X 15Solution
120 - 10 + 60 X 5 ÷ 3 X 15 120 ÷ 10 - 60 + 5 X 3 + 15 12 - 60 + 15 + 15 = -18
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