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प्रश्न
Study the double bar graph and answer the questions that follow:
- What information does the double bar graph represent?
- Find the total number of boys in all sections of Class VII.
- In which sections, the number of girls is greater than the number of boys?
- In which section, the number of boys is the maximum?
- In which section, the number of girls is the least?
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उत्तर
- The above graphs show the number of students (boys and girls) in different sections of class VII.
- It is clear from the graph, total number of boys in all sections of class VII = Sum of heights of all the bars corresponding to boys in different sections = 15 + 30 + 20 + 20 + 25 = 110
- It is clear from the graph that in sections VII A and VII D, the number of girls are greater than the number of boys.
- From the graph, it is clear that in section VII B, number of boys is maximum.
- From the graph, it is clear that in section VII C, number of girls is minimum.
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संबंधित प्रश्न
In the table given below, the information is given about roads. Using this draw a sub-divided and percentage bar diagram (Approximate the percentages to the nearest integer).
| Year | Permanent Roads ( Lakh km.) |
Temporary Roads ( Lakh km.) |
| 2000-2001 | 14 | 10 |
| 2001-2002 | 15 | 11 |
| 2002-2003 | 17 | 13 |
| 2003-2004 | 20 | 19 |
Practice time: Afterschool
Ask 10 of your friends about what they like to do most after school.
| What they like to do after school |
Number of children |
| Watching TV | |
| Playing football | |
| Reading storybooks | |
The graph shows the maximum temperatures recorded for two consecutive weeks of a town. Study the graph and answer the questions that follow.
- What information is given by the two axes?
- In which week was the temperature higher on most of the days?
- On which day was the temperature same in both the weeks?
- On which day was the difference in temperatures the maximum for both the weeks?
- What were the temperatures for both the weeks on Thursday?
- On which day was the temperature 35°C for the first week?
- On which day was the temperature highest for the second week?
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- What information is represented by the axes?
- In which subject did she score the highest in Test I?
- In which subject did she score the least in Test II?
- In which subject did she score the same marks in both the Tests?
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Read the bar graph given below and answer the following questions:
Scale: 1 unit = 50 students
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- In which year is the number of students maximum?
- In which year is the number of students twice as that of 2001 – 02?
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- In which year is the increase in number of students maximum as compared to the previous year?
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| Time Interval |
8.00 to 9.00 |
9.00 to 10.00 |
10.00 to 11.00 |
11.00 to 12.00 |
12.00 to 1.00 |
| Number of vehicles |
250 | 450 | 300 | 250 | 150 |
Draw a bar graph representing the above data.
Observe the given bar graph carefully and answer the questions that follow.
- What information does the bar graph depict?
- How many motor bikes were produced in the first three months?
- Calculate the increase in production in May over the production in January.
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- Calculate the average (mean) production of bikes in 6 months.
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- What information is depicted from the bar graph?
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- Calculate the percentage of marks the student got out of 500.
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| Days of the week |
Mon | Tues | Wed | Thurs | Fri | Sat |
| Number of Mobile Phone Sets Sold |
50 | 45 | 30 | 55 | 27 | 60 |
- Draw a bar graph to represent the above given information.
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- Find the total sales during the week.
- Find the ratio of the minimum sale to the maximum sale.
- Calculate the average sale during the week.
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