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Question

Study the line graph and answer the given questions. The given graph indicates the marks scored in two subjects namely physics and chemistry by 5 students in an examination. Use the information to answer the question.
Q. Total marks obtained in a subject is sum of theory marks and practical marks. Mathew scored 80% of his total marks in theory for physics and scored 75% of his total marks in theory for chemistry. Find the sum total of the marks obtained in practical exams by Mathew?

A
25
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B
20
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C
18
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D
32
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E
40
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Solution

The correct option is A 25
Total sum of practical marks obtained by Mathew
=20100×60+25100×100
= 25

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