CAT 2017 Data Interpretation and Logical Reasoning

Question : 20 of 32

Marks: +1, -0

Elective A and elective B are merged to form a new elective H. This new elective H will be having all those students who have opted elective A and elective B and the scores of each of these elective have been taken into consideration while finding the average of elective H. If none of the students of elective A and elective B are common, then what will be the average score of elective H?

11/3
7/4
10/3
2/9

Validate

Solution:

Total points obtained by the students of elective A = 21.
Total points obtained by the students of elective 8 = 9.
Total points obtained by the students of elective A + 8 = 30.
Total number of students = 9
Hence, average

= 30/9 = 10/3

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