If P means 'division' T means 'additions' M means 'subtraction and D means 'multiplication' then what will be the value of the expression 12 M 12 D 28 P 7 T 15 ?
A
-30
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B
-15
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C
15
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D
-21
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Solution
The correct option is D -21 Using the correct symbols we have Given expression =12−12×28÷7+15=12−12×28÷7+15 =12−12×4+15=12−48+15=27−48=−21