Question 63

In a certain code language, 'x' represents '+', '÷' represents 'x', '-' represents '÷' and '+' represents '-'. Find out the answer to the following question.
$$15 \times 4 \div 35 - 70 + 16 = ?$$

Solution

Expression : $$15 \times 4 \div 35 - 70 + 16 = ?$$

$$\equiv15+4\times35\div70-16$$

= $$15+(4\times\frac{35}{70})-16$$

= $$15+2-16=1$$

=> Ans - (A)

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In a certain code language, 'x' represents '+', '÷' represents 'x', '-' represents '÷' and '+' represents '-'. Find out the answer to the following question.$$15 \times 4 \div 35 - 70 + 16 = ?$$