Q. 54.4( 98 Votes )

# 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?

(ii) How many students watched TV for less than 4 hours?

(iii) How many students spent more than 5 hours in watching TV?

Answer :

(i) From the given graph it can be observed that most of the students watched TV for 4 to 5 hours.

(ii) As per the graph, there were 34 students who watched TV for less than 4 hours.

(iii) The students who watched TV for more than 5 hours were 14 students, according to the given graph.

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PREVIOUSDraw a histogram for the frequency table made for the data in Question 3, and answer the following questions.(i) Which group has the maximum number of workers?(ii) How many workers earn Rs 850 and more?(iii) How many workers earn less than Rs 850?NEXTA survey was made to find the type of music that a certain group of young people liked in a city. Adjoining pie chart shows the findings of this survey.
From this pie chart answer the following:
(i) If 20 people liked classical music, how many young people were surveyed?
(ii) Which type of music is liked by the maximum number of people?
(iii) If a cassette company were to make 1000 CD’s, how many of each type would they make?

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