Total marks obtained by a student in Physics, Chemistry and Mathematics together is 120 more than ma

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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

$160$

B

$120$

C

$40$

D

$60$

Solution

$Ph + Ch + Ma =120+ Ch$

$\Rightarrow P h+M a=120 \Rightarrow\left(\frac{P h+M a}{2}\right)=60$

Standard 13

Quantitative Aptitude

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