Question 38

In a certain code language, '-' represents 'x', '÷' represents '+', '+' represents '÷' and 'x' represents '-'. Find out the answer to the following question. 

7 x 10 ÷ 30 - 2 + 6 = ?

Solution

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Expression : 7 x 10 ÷ 30 - 2 + 6 = ?

$$\equiv7-10+30\times2\div6$$

= $$7-10+\frac{60}{6}$$

= $$-3+10=7$$

=> Ans - (C)

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