Question 63

In a certain code language, '-' represents '+', '+' represents 'x', 'x' represents '÷' and '÷' represents '-'. Find out the answer to the following question.
7 - 8 + 20 x 10 ÷ 9 = ?

Solution

Expression : 7 - 8 + 20 x 10 ÷ 9 = ?

$$\equiv7+8\times20\div10-9$$

= $$7+(8\times2)-9$$

= $$16-2=14$$

=> Ans - (D)

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In a certain code language, '-' represents '+', '+' represents 'x', 'x' represents '÷' and '÷' represents '-'. Find out the answer to the following question.7 - 8 + 20 x 10 ÷ 9 = ?