NCERT Class 8
4. The adjoining pie chart gives the marks scored in an examination by a student in Hindi, English, Mathematics, Social Science and Science. If the total marks obtained by the students were 540, answer the following questions. (i) In which subject did the student score 105 marks? (Hint: for 540 marks, the central angle = 360°. So, for 105 marks, what is the central angle?)
11
Oct
4. The adjoining pie chart gives the marks scored in an examination by a student in Hindi, English, Mathematics, Social Science and Science. If the total marks obtained by the students were 540, answer the following questions. (i) In which subject did the student score 105 marks? (Hint: for 540 marks, the central angle = [...]
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4. The adjoining pie chart gives the marks scored in an examination by a student in Hindi ,
answer the following questions. (i) In which subject did the student score 105 marks? (Hint: for 540 marks ,
English ,
for 105 marks ,
Mathematics ,
Social Science and Science. If the total marks obtained by the students were 540 ,
the central angle = 360°. So ,
what is the central angle?) ,
3. Draw a pie chart showing the following information. The table shows the colours preferred by a group of people.
11
Oct
3. Draw a pie chart showing the following information. The table shows the colours preferred by a group of people. 3. Draw a pie chart showing the following information. The table shows the colours preferred by a group of people. October 11, 2020 Category: Chapter 5 - Data Handling , Maths , NCERT Class 8 [...]
1. A 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: (iii) If a cassette company were to make 1000 CD’s, how many of each type would they make?
11
Oct
1. A 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: (iii) If a cassette company were to make 1000 CD’s, how many of each type would they [...]
1. A 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: (ii) Which type of music is liked by the maximum number of people?
11
Oct
1. A 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: (ii) Which type of music is liked by the maximum number of people? 1. A survey was [...]
1. A 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?
11
Oct
1. A 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? 1. A survey was [...]
5. 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 T.V.? (ii) How many students watched TV for less than 4 hours? (iii) How many students spent more than 5 hours in watching TV?
11
Oct
5. 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 T.V.? (ii) How many students watched TV for less than 4 hours? (iii) How many students spent more [...]
4. Draw 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 ₹ 850 and more? (iii) How many workers earn less than ₹ 850?
11
Oct
4. Draw 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 ₹ 850 and more? (iii) How many workers earn less than ₹ 850? 3. The weekly wages (in ₹) of 30 [...]
3. The weekly wages (in ₹) of 30 workers in a factory are: 830, 835, 890, 810, 835, 836, 869, 845, 898, 890, 820, 860, 832, 833, 855, 845, 804, 808, 812, 840, 885, 835, 835, 836, 878, 840, 868, 890, 806, 840. Using tally marks, make a frequency table with intervals as 800 – 810, 810 – 820 and so on.
11
Oct
3. The weekly wages (in ₹) of 30 workers in a factory are: 830, 835, 890, 810, 835, 836, 869, 845, 898, 890, 820, 860, 832, 833, 855, 845, 804, 808, 812, 840, 885, 835, 835, 836, 878, 840, 868, 890, 806, 840. Using tally marks, make a frequency table with intervals as 800 – [...]
2. The shoppers who come to a departmental store are marked as: man (M), woman (W), boy (B) or girl (G). The following list gives the shoppers who came during the first hour in the morning. W W W G B W W M G G M M W W W W G B M W B G G M W W M M W W W M W B W G M W W W W G W M M W M W G W M G W M M B G G W. Make a frequency distribution table using tally marks. Draw a bar graph to illustrate it.
11
Oct
2. The shoppers who come to a departmental store are marked as: man (M), woman (W), boy (B) or girl (G). The following list gives the shoppers who came during the first hour in the morning. W W W G B W W M G G M M W W W W G B M [...]
1. For which of these would you use a histogram to show the data: (a) The number of letters for different areas in a postman’s bag. (b) The height of competitors in an athletics meet. (c) The number cassettes produced by 5 companies. (d) The number of passengers boarding trains from 7.00 a.m. to 7.00 p.m. at a station. Give reason for each.
11
Oct
1. For which of these would you use a histogram to show the data: (a) The number of letters for different areas in a postman’s bag. (b) The height of competitors in an athletics meet. (c) The number cassettes produced by 5 companies. (d) The number of passengers boarding trains from 7.00 a.m. to 7.00 [...]