Question 63

- In a certain code language, '-' represents 'x', '÷' represents '+', '+' represents '÷' and 'x' represents '-'. Find out the answer to the following question.
15 - 6 + 10 x 3 ÷ 2 = ?

Solution

Expression : 15 - 6 + 10 x 3 ÷ 2 = ?

$$\equiv15\times6\div10-3+2$$

= $$\frac{90}{10}-1$$

= $$9-1=8$$

=> Ans - (D)

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- In a certain code language, '-' represents 'x', '÷' represents '+', '+' represents '÷' and 'x' represents '-'. Find out the answer to the following question.15 - 6 + 10 x 3 ÷ 2 = ?