English
CBSESecondary School (English Medium) (5 to 8) Class 8
Textbook Solutions11100
Concept Notes & Videos238
Syllabus

The following graph shows the number of people present at a certain shop at different times. Observe the graph and answer the following questions. What type of a graph is this?

Advertisements
Advertisements

Question

The following graph shows the number of people present at a certain shop at different times. Observe the graph and answer the following questions.

  1. What type of a graph is this?
  2. What information does the graph give?
  3. What is the busiest time of day at the shop?
  4. How many people enter the shop when it opens?
  5. About how many people are there in the shop at 1:30 pm?
Graph
Advertisements

Solution

  1. This is a line graph.
  2. It represents the number of people, who visited the store at a particular time.
  3. The busiest time of day is 1 pm at a shop, as at this time maximum number of people i.e. 25 visited the shop.
  4. When it opens less than 5 people enter the shop.
  5. There are 20 people in the shop at 1:30 pm.
shaalaa.com
Concept of a Line Graph
  Is there an error in this question or solution?
Q 69.
Chapter 12: Introduct To Graphs - Exercise [Page 389]

APPEARS IN

NCERT Exemplar Mathematics [English] Class 8
Chapter 12 Introduct To Graphs
Exercise | Q 69. | Page 389

RELATED QUESTIONS

For an experiment in Botany, two different plants, plant A and plant B were grown under similar laboratory conditions. Their heights were measured at the end of each week for 3 weeks. The results are shown by the following graph.

  1. How high was Plant A after (i) 2 weeks (ii) 3 weeks?
  2. How high was Plant B after (i) 2 weeks (ii) 3 weeks?
  3. How much did Plant A grow during the 3rd week?
  4. How much did Plant B grow from the end of the 2nd week to the end of the 3rd week?
  5. During which week did Plant A grow most?
  6. During which week did Plant B grow least?
  7. Were the two plants of the same height during any week shown here? Specify.

The following graph shows the temperature forecast and the actual temperature for each day of a week.

  1. On which days was the forecast temperature the same as the actual temperature?
  2. What was the maximum forecast temperature during the week?
  3. What was the minimum actual temperature during the week?
  4. On which day did the actual temperature differ the most from the forecast temperature?

Use the tables below to draw linear graphs.

Population (in thousands) of men and women in a village in different years.

Year 2003 2004 2005 2006 2007
Number of men 12 12.5 13 13.2 13.5
Number of women 11.3 11.9 13 13.6 12.8 

Can there be a time-temperature graph as follows? Justify your answer.


The runs scored by a cricket team in first 15 overs are given below:

Overs: I II III IV V VI VII VIII IX X XI XII XIII XIV XV
Runs: 2 1 4 2 6 8 10 21 5 8 3 2 6 8 12

Draw the graph representing the above data in two different ways as a graph and as a bar chart.


The given graph describes the distances of a car from a city P at different times when it is travelling from City P to City Q, which are 350 km apart. Study the graph and answer the following:
(i) What information is given on the two axes?
(ii) From where and when did the car begin its journey?
(iii) How far did the car go in the first hour?
(iv) How far did the car go during (i) the 2nd hour? (ii) the 3rd hour?
(v) Was the speed same during the first three hours? How do you know it?
(vi) Did the car stop for some duration at any place? Justify your answer.
(vii) When did the car reach City Q?

Find out from the growth chart

  • Between which days did the length of the plant change the most?

Find out from the growth chart

  • What could be the length of this plant on the 14th day? Guess.

Plot a line graph for the variables p and q where p is two times q i.e, the equation is p = 2q. Then find.

  1. the value of p when q = 3
  2. the value of q when p = 8

Study the graph and answer the questions that follow.

  1. What information does the graph give?
  2. On which day was the temperature the least?
  3. On which day was the temperature 31°C?
  4. Which was the hottest day?


Share
Notifications

Englishहिंदीमराठी
Login
Create free account


      Forgot password?
Course
Use app×