question_answer

If P means 'division', T means 'addition', M means 'subtraction' and D means 'multiplication', what will be the value of the expressions\[12\text{ }M\text{ }12\text{ }D\text{ }28\text{ }P\text{ }7\text{ }T\text{ }15\]?

A)  \[-30\]                        

B)  \[-15\]            

C)  \[15\]              

D)    \[-21\]