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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? - Mathematics

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प्रश्न

The graph shows the maximum temperatures recorded for two consecutive weeks of a town. Study the graph and answer the questions that follow.

  1. What information is given by the two axes?
  2. In which week was the temperature higher on most of the days?
  3. On which day was the temperature same in both the weeks?
  4. On which day was the difference in temperatures the maximum for both the weeks?
  5. What were the temperatures for both the weeks on Thursday?
  6. On which day was the temperature 35°C for the first week?
  7. On which day was the temperature highest for the second week?
संख्यात्मक
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उत्तर

  1. The X-axis represents days of a particular week and the X-axis represents the maximum temperature (in °C) recorded.
  2. Observing the graph, we see that in the first-week temperature was higher on most of the days.
  3. The temperature was same on Wednesday in both the weeks.
  4. The difference in temperatures was the maximum on Friday for both the weeks.
  5. The temperature for the first week on Thursday was 37°C and the temperature for the second week on the same day was 34°C.
  6. On Sunday, the temperature was 35° for the first week.
  7. On Wednesday, the temperature was highest for the second week.
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अध्याय 12: Introduct To Graphs - Exercise [पृष्ठ ३८१]

APPEARS IN

एनसीईआरटी एक्झांप्लर Mathematics [English] Class 8
अध्याय 12 Introduct To Graphs
Exercise | Q 51. | पृष्ठ ३८१

संबंधित प्रश्न

Read the bar graph (see the given figure) which shows the number of books sold by a bookstore during five consecutive years and answer the questions that follow:

  1. About how many books were sold in 1989? 1990? 1992?
  2. In which year were about 475 books sold? About 225 books sold?
  3. In which years were fewer than 250 books sold?
  4. Can you explain how you would estimate the number of books sold in 1989?

The following table shows the number of Buses and Trucks in nearest lakh units. Draw percentage bar-diagram. (Approximate the percentages to the nearest integer)

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2006-2007 47 9
2007-2008 56 13
2008-2009 60 16
2009-2010 63 18

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).

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  Temporary Roads 
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2000-2001 14 10
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2003-2004 20 19

The following table shows the number of Buses and Trucks in nearest lakh units. Draw percentage bar-diagram. (Approximate the percentages to the nearest integer)

Year No. of Trucks No. of Buses
2005-2006 47 9
2007-2008 56 13
2008-2009 60 16
2009-2010 63 18

The following bar graph represents the data for different sizes of shoes worn by the students in a school.

Read the graph and answer the following questions.

Scale: 1 unit length = 50 students

  1. Find the number of students whose shoe sizes have been collected.
  2. What is the number of students wearing shoe size 6?
  3. What are the different sizes of the shoes worn by the students?
  4. Which shoe size is worn by the maximum number of students?
  5. Which shoe size is worn by minimum number of students?
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Study the bar graph and answer the following questions:

Scale: 1 unit length = 200 km

  1. Which National Highway (N.H.) is the longest among the above?
  2. Which National Highway is the shortest among the above?
  3. What is the length of National Highway 9?
  4. Length of which National Highway is about three times the National Highway 10?

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River Length (in km)
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Mahanadi 900
Brahmputra 2900
Ganga 2500
Kaveri 800
Krishna 1300

Draw a bar graph to represent the above information.


The representation of data with bars of uniform width is called ______.


Observe the following data:

Government School, Chandpur
Daily Attendance   Date: 15.4.2009
Class Total Students Number of Students
Present on that Day
VI 90 81
VII 82 76
VIII 95 91
IX 70 65
X 63 62
  1. Draw a double bar graph choosing an appropriate scale. What do you infer from the bar graph?
  2. Which class has the maximum number of students?
  3. In which class, the difference of total students and number of students present is minimum?
  4. Find the ratio of number of students present to the total number of students of Class IX.
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Below is a list of 10 tallest buildings in India.

This list ranks buildings in India that stand at least 150 m (492 ft.) tall, based on standard height measurement. This includes spires and architectural details but does not include antenna marks. Following data is given as per the available information till 2009. Since new buildings are always under construction, go on-line to check new taller buildings.

Use the information given in the table about sky scrapers to answer the following questions:

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The Imperial II Mumbai 249 m 60 2009
RNA Mirage Mumbai 180 m 40 2009
Oberoi Woods Tower I Mumbai 170 m 40 2009
Oberoi Woods Tower II Mumbai 170 m 40 2009
Oberoi Woods Tower III Mumbai 170 m 40 2009
MVRDC Mumbai 156 m 35 2002

(a) Find the height of each storey of the three tallest buildings and write them in the following table:

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(c) Which city in this list has the largest percentage of skyscrapers? What is the percentage?

(d) What is the range of data?

(e) Find the median of the data.

(f) Draw a bar graph for given data.


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