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Question:

The number of hours for which students of a particular class watched television during holidays is shown through the given graph. Answer the following. (i) For how many hours did the maximum number of students watch TV?

Solution:

(i) Maximum number of students : 32 Watched TV for 4 hours
(ii) Students who watched TV for less than 4 hours belong to category : 1 hrs, 2 hrs or 3 hrs. Total number of student: 4 + 8 + 22 = 34
(iii) The students who watched TV for more than 5 hours: Category - 5 or 6 hours ∴ Total number of students: 8 + 6 = 14