Question

Directions (51-55): Study the passage carefully
and answer the questions based on it.
Marks obtained by X in Physics is 160 which is 40%
of total marks obtained by him. And marks obtained
by Z in chemistry is 3/4th of marks obtained by X in
Physics. Ratio of total marks obtained by X to Z is 4
:3. Marks obtained by Y in Maths is equal to marks
obtained by Z in Chemistry. And total marks
obtained by Y in Physics and Chemistry together is
half of total marks obtained by X.​

Answer 1

Step-by-step explanation:

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