Question

if (-) stands for (*), (*) stands for (+),(+)stand for (/),(/)stand for (-) then find 9/18*15+3-6*12

Answer 1

9-18+15/3*6+12

-9+15/3*18

6/3*18

2*18

=32.

Answer 2

Here is your answer
$= 9 - 18 + \frac{15}{3} \times 6 + 12 \\ = 9 - 18 + 5 \times 6 + 12 \\ = 9 - 18 + 30 + 12 \\ = 9 + 30 + 12 - 18 \\ = 51 - 18 \\ = 33$
Hope it helps you