Out of 100 students 40 passed in Physics and 30 passed in Chemistry. If 18 passed in both the subject, then what is the number of students failed in both subject?
A48
B52
C82
D28
A48
B52
C82
D28
Related Questions:
+ = ÷, ÷ = - , - = ×,× = + എന്നിങ്ങനെയായാൽ
48 + 16 ÷ 4 - 2 × 8 =