The number of hours for which students of a particular class watched television during holidays is shown in the given graph. How many students watched TV for less than 4 hours?
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Solution
Students who watched T.V. from 1-2 , 2-3 and 3-4 hrs have watched T.V for less than 4 hours.
So, 34 students wathced T.V. for less than 4 hours.