Tiwari Academy Discussion

Vadivu

Asked: March 19, 2021In: Class 7 Maths

Read the bar graph which shows the number of books sold by a bookstore during five consecutive years and answer the following questions: (i) About how many books were sold in 1989? 1990? 1992? (ii) In which year were about 475 books sold? About 225 books sold? (iii) In which years were fewer than 250 books sold? (iv) Can you explain how you would estimate the number of books sold in 1989?

NCERT Solutions for Class 7 Mathematics Chapter 3 Important NCERT Questions Class vii Math Chapter 3 Data Handling Exercise 3.3 NCERT Books for Session 2022-2023 CBSE Board Questions No: 2

Vadivu

Asked: March 19, 2021In: Class 7 Maths

A coin is flipped to decide which team starts the game. What is the probability that your team will start?

NCERT Solutions for Class 7 Mathematics Chapter 3 Important NCERT Questions Class vii Math Chapter 3 Data Handling Exercise 3.4 NCERT Books for Session 2022-2023 CBSE Board Questions No: 3

Vadivu

Asked: March 19, 2021In: Class 7 Maths

There are 6 marbles in a box with numbers from 1 to 6 marked on each of them. (i) What is the probability of drawing a marble with number 2? (i) What is the probability of drawing a marble with number 5?

NCERT Solutions for Class 7 Mathematics Chapter 3 Important NCERT Questions Class vii Math Chapter 3 Data Handling Exercise 3.4 NCERT Books for Session 2022-2023 CBSE Board Questions No: 2

Vadivu

Asked: March 19, 2021In: Class 7 Maths

Tell whether the following is certain to happen, impossible can happen but not certain. (i) You are older today than yesterday. (ii) A tossed coin will land heads up. (iii) A die when tossed shall land up with 8 on top. (iv) The next traffic light seen will be green. (v) Tomorrow will be a cloudy day.

NCERT Solutions for Class 7 Mathematics Chapter 3 Important NCERT Questions Class vii Math Chapter 3 Data Handling Exercise 3.4 NCERT Books for Session 2022-2023 CBSE Board Questions No: 1

Vadivu

Asked: March 19, 2021In: Class 7 Maths

Take the data giving the minimum and the maximum temperature of various cities given in the beginning of this Chapter. Plot a double bat graph using the data and answer the following: (i) Which city has the largest difference in the minimum and maximum temperature on the given data? (ii) Which is the hottest city and which is the coldest city? (iii) Name two cities where maximum temperature of one was less than the minimum temperature of the order. (iv) Name the city which has the least difference between its minimum and the maximum temperature.

NCERT Solutions for Class 7 Mathematics Chapter 3 Important NCERT Questions Class vii Math Chapter 3 Data Handling Exercise 3.3 NCERT Books for Session 2022-2023 CBSE Board Questions No: 6

Vadivu

Asked: March 19, 2021In: Class 7 Maths

Consider this data collected from a survey of a colony. (i) Draw a double bar graph choosing an appropriate scale. What do you infer from the bar graph? (ii) Which sport is most popular? (iii) Which is more preferred, watching or participating in sports?

NCERT Solutions for Class 7 Mathematics Chapter 3 Important NCERT Questions Class vii Math Chapter 3 Data Handling Exercise 3.3 NCERT Books for Session 2022-2023 CBSE Board Questions No: 5

Vadivu

Asked: March 19, 2021In: Class 7 Maths

The performance of a student in 1ˢᵗ term and 2 ⁿᵈ term is given. Draw a double bar graph choosing appropriate scale and answer the following: (i) In which subject has the child improved his performance the most? (ii) In which subject is the improvement the least? (iii) Has the performance gone down in any subject?

NCERT Solutions for Class 7 Mathematics Chapter 3 Important NCERT Questions Class vii Math Chapter 3 Data Handling Exercise 3.3 NCERT Books for Session 2022-2023 CBSE Board Questions No: 4

Vadivu

Asked: March 19, 2021In: Class 7 Maths

Number of children in six different classes are given below. Represent the data on a bar graph.

NCERT Solutions for Class 7 Mathematics Chapter 3 Important NCERT Questions Class vii Math Chapter 3 Data Handling Exercise 3.3 NCERT Books for Session 2022-2023 CBSE Board Questions No: 3

Vadivu

Asked: March 19, 2021In: Class 7 Maths

Use the bar graph (fig 3.3) to answer the following questions: (a) Which is the most popular pet? (b) How many students have dog as a pet?

NCERT Solutions for Class 7 Mathematics Chapter 3 Important NCERT Questions Class vii Math Chapter 3 Data Handling Exercise 3.3 NCERT Books for Session 2022-2023 CBSE Board Questions No: 1

Vadivu

Asked: March 19, 2021In: Class 7 Maths

Tell whether the statement is true or false: (i) The mode is always one of the numbers in a data. (ii) The mean is one of the numbers in a data. (iii) The median is always one of the numbers in a data. (iv) The data 6, 4, 3, 8, 9, 12, 13, 9 has mean 9.

NCERT Solutions for Class 7 Mathematics Chapter 3 Important NCERT Questions Class vii Math Chapter 3 Data Handling Exercise 3.2 NCERT Books for Session 2022-2023 CBSE Board Questions No: 5

A coin is flipped to decide which team starts the game. What is the probability that your team will start?

There are 6 marbles in a box with numbers from 1 to 6 marked on each of them. (i) What is the probability of drawing a marble with number 2? (i) What is the probability of drawing a marble with number 5?

Consider this data collected from a survey of a colony. (i) Draw a double bar graph choosing an appropriate scale. What do you infer from the bar graph? (ii) Which sport is most popular? (iii) Which is more preferred, watching or participating in sports?

Number of children in six different classes are given below. Represent the data on a bar graph.

Use the bar graph (fig 3.3) to answer the following questions: (a) Which is the most popular pet? (b) How many students have dog as a pet?

Tell whether the statement is true or false: (i) The mode is always one of the numbers in a data. (ii) The mean is one of the numbers in a data. (iii) The median is always one of the numbers in a data. (iv) The data 6, 4, 3, 8, 9, 12, 13, 9 has mean 9.

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