Question
If '+' means '-' , '-' means 'x' , 'x' means '÷' , '÷'
means '+' , then what will be the value of ' 500 x 50 - 20 ÷ 50 + 40 ' = ?ÂSolution
500 x 50 - 20 ÷ 50 + 40 = ? = 500 ÷ 50 x 20 + 50 - 40 = 10 x 20 + 10 = 210Â
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