Maharashtra Board Text books

Maharashtra Board Class 8 Maths Chapter 11 Statistics Practice Set 11.2 Solution

Chapter 11 Statistics Set 11.2

Question 1.
Observe the following graph and answer the questions.
Maharashtra Board Class 8 Maths Solutions Chapter 11 Statistics Practice Set 11.2 1

i. State the type of the graph.
ii. How much is the savings of Vaishali in the month of April?
iii. How much is the total of savings of Saroj in the months March and April?
iv. How much more is the total savings of Savita than the total savings of Megha?
v. Whose savings in the month of April is the least?
Solution:
i. The given graph is a subdivided bar graph.
ii. Vaishali’s savings in the month of April is Rs 600.
iii. Total savings of Saroj in the months of March and April is Rs 800.
iv. Savita’s total saving = Rs 1000, Megha’s total saving = Rs 500
∴ difference in their savings = 1000 – 500 = Rs 500.
Savita’s saving is Rs 500 more than Megha.
v. Megha’s savings in the month of April is the least.

Question 2.
The number of boys and girls, in std 5 to std 8 in a Z.P. School is given in the table. Draw a subdivided bar graph to show the data. (Scale : On Y axis, 1cm = 10 students)

Standard5th6th7th8th
Boys34262125
Girls17141420

Solution:

Standard5th6th7th8th
Boys34262125
Girls17141420
Total51403545
Maharashtra Board Class 8 Maths Solutions Chapter 11 Statistics Practice Set 11.2 2

Question 3.
In the following table number of trees planted in the year 2016 and 2017 in four towns is given. Show the data with the help of subdivided bar graph.

Year\TownkarjatWadgaonShivapurKhandala
2016150250200100
2017200300250150

Solution:

Year\TownkarjatWadgaonShivapurKhandala
2016150250200100
2017200300250150
Total350550450250
Maharashtra Board Class 8 Maths Solutions Chapter 11 Statistics Practice Set 11.2 3

Question 4.
In the following table, data of the transport means used by students in 8th standard for commutation between home and school is given. Draw a subdivided bar diagram to show the data.
(Scale: On Y axis: 1 cm = 500 students)

Means of commutation\TownPaithanYeolaShahapur
Cycle325015001250
Bus and auto750500500
On foot10001000500

Solution:

Means of commutation\TownPaithanYeolaShahapur
Cycle325015001250
Bus and auto750500500
On foot10001000500
Total500030002250
Maharashtra Board Class 8 Maths Solutions Chapter 11 Statistics Practice Set 11.2 4