### The total marks obtained by a student in Physics, Chemistry and Mathematics together is 120 more than the marks obtained by him in Chemistry. What is the average marks obtained by him in Physics and Mathematics together?

A. 40 B. 60 C. 120 D. Cannot be determined Answer: Option B

### Solution(By Apex Team)

$\begin{array}{l}P+C+M=C+120\\ \Rightarrow P+M=120\\ \text{ Required average }\\ =\Large\frac{PHH}{2}\\ =\Large\frac{120}{2}\\ =60\end{array}$

A. 20
B. 21
C. 28
D. 32

A. 18
B. 20
C. 24
D. 30

A. 10 years
B. 10.5 years
C. 11 years
D. 12 years