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subject central angle marks obtained mathematics        science      social science      english      hindi      (i) In hindi subject the student score 105 marks.
colours number of people in fraction  central angles Blue 18 Green 9 Red 6 Yellow 3
(i) Winter season got the most votes. (ii)  Total Votes = 90+120+150 = 360 central angle of summer =   =        central angle of rainy =   =       central angle of winter =  =  (iii)
(i)If 20 people liked classical music Total number of people =  =  people. (ii)  Maximum number of people light music i.e.. (iii) If a cassette company were to make 1000 CD’s, then      Light music CD's =       Folk music CD's =       Classical music CD's =       Semi classical music CD's =
The given data can be represented as shown below as pie chart.
Data can be represented as shown below as bar graph.
Pie chart of the data is given below:
Informative and News together have number of viewers equal to those watching sports channels.
(i) Entertainment programmes are viewed the most i.e. .
(iii) The circle represents that  students love and  students hate Mathematics
The circle represents that  students use cycle for transportation, walk and  use bus or car for transportation.
of the fraction of the circle represent girls and other   represent boys of class.
(iii) 14 students spent more than hours in watching TV. The number of students who watched TV for >5 hours =  number of students who watched TV for (5 – 6 hours) + (6 – 7 hours). So the no. of students = 8 + 6 = 14
(ii) 34 students watched TV for less than hours. The number of students who watched TV for less than 4 hours = sum of  the students who watched TV for (3–4hours) + (2–3hours) + (1–2hours.) So, the total number of students = 4 + 8 + 22 = 34
(i) From the graph we observed that the maximum number of students (32) watch TV for 4-5 hours.
(iii) The workers earning less than   are . 3 + 2 + 1 + 9 + 5 = 20
(ii) The workers earning   and more are 1 + 3 + 1 +1 + 4 = 10
(i) The group which has the maximum number of workers is
Using tally marks a frequency table with intervals as 800–810, 810–820 and so on  is as shown : . Intervals Tally MARKS Frequency
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