10th Class
Mental Ability
Mathematical Operations
Question Bank
Mathematical Operations
question_answer
If p means 'division', t means 'addition', m means 'subtraction' and d means 'multiplication', then what will be the value of the expression 12 m 12 d 28 p 7 M 5?
A) -30
B) -15
C) 15
D)-21
Correct Answer:
D
Solution :
; 12 m 12 d 28 p 7 t 15 \[=12-12\times 28\div 7+15=-21\]