A) 45
B) 55
C) 65
D) 40
Correct Answer: A
Solution :
| [a] Marks \[=50%\] of \[120-\frac{1}{4}\] of \[50%\]of 120 |
| \[=\frac{1}{2}\times 120-\frac{1}{4}\times \frac{1}{2}\times 120=60-15=45\] |
| So option [a] is correct. |
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