A) 25%
B) 28%
C) 30%
D) 33%
Correct Answer: A
Solution :
\[3220=12%=42-\left( -\text{ }30 \right)\] = 72 marks \[100%=\frac{72}{12}\times 100=600\] \[20%\,\,of\,\,600=120\,\,marks\] (but fails by 30 marks Then pass marks = 120 + 30 = 150 marks. Pass percentage \[=\frac{150}{600}\times 100=25%\]You need to login to perform this action.
You will be redirected in
3 sec