The following table gives performance of 500 students in four tests: Age group (I) (II) (III) (IV) Average Marks65 65 60 82 Range of Marks 25-85 15-100 55-750-100A stutend scores 74 marks in each test, Comparatively in which test he perfomed best?

The correct answer is (a).

The student scored 74 marks in each test. The average marks in test (I) is 65, which is lower than the student’s score. The average marks in test (II) is also 65, which is equal to the student’s score. The average marks in test (III) is 60, which is lower than the student’s score. The average marks in test (IV) is 82, which is higher than the student’s score. Therefore, the student performed best in test (IV).

Here is a more detailed explanation of each option:

(a) Test (I): The average marks in test (I) is 65, which is lower than the student’s score of 74. Therefore, the student did not perform best in test (I).
(b) Test (II): The average marks in test (II) is also 65, which is equal to the student’s score of 74. Therefore, the student did not perform best in test (II).
(c) Test (III): The average marks in test (III) is 60, which is lower than the student’s score of 74. Therefore, the student did not perform best in test (III).
(d) Test (IV): The average marks in test (IV) is 82, which is higher than the student’s score of 74. Therefore, the student performed best in test (IV).