Class 8 ICSE Maths Solutions Chapter 22 Data Handling (Selina Concise)
Welcome to NCTB Solutions. Here with this post we are going to help 8th class students for the Solutions of Selina Class 8 ICSE Math Book, Chapter 22, Data Handling. Here students can easily find step by step solutions of all the problems for Data Handling, Exercise 22A and 22B Also here our mathematics teacher’s are solved all the problems with easily understandable methods with proper guidance so that all the students can understand easily. Here in this post students will get chapter 22 solutions. Here in this post all the solutions are based on ICSE latest Syllabus.
Data Handling Exercise 22(A) Solution :
Question no – (1)
Solution :
(i) Given, 7, 5, 15, 12, 10, 11, 16
In ascending order, 5, 7, 10, 11, 12, 15, 16
(ii) Given, 6.3, 5.9, 9.8, 12.3, 5.6, 4.7
In ascending order, 4.7, 5.6, 6.3, 9.8, 12.3
Question no – (2)
Solution :
(i) Given, 2, 0, 3, 4, 1, 2, 3, 5
∴ In descending order = 5, 4, 3, 3, 2, 2, 1, 0
(ii) Given, 9.1, 3.7, 5.6, 8.3, 11.5. 10.6
∴ In descending order = 11.5, 10.6, 9.1, 8.3, 5.6, 3.7
Question no – (3)
Solution :
Required Frequency Table :
Data | Tally | f |
5 | |||| | 4 |
6 | |||| | 4 |
7 | ||| | 3 |
8 | |||| | 5 |
9 | ||| | 3 |
10 | ||| | 3 |
Question no – (4)
Solution :
Required Frequency Table :
Data | Tally | f |
1 | ||| | 3 |
2 | ||||/ | 5 |
3 | || | 2 |
4 | |||| | 4 |
5 | |||| | 4 |
Question no – (5)
Solution :
Required Frequency Table :
Class interval | Tally marks | f |
0 – 10 | ||| | 3 |
10 – 20 | ||||/ || | 7 |
20 – 30 | ||||/ |||| | 9 |
30 – 40 | ||||/ | | 6 |
40 – 50 | ||||/ | 5 |
Question no – (6)
Solution :
(i) Lower class limit of 15 – 18 is 15.
(ii) Upper class limit of 24 – 30 is 30.
(iii) Upper limit of 5 – 12.5 is 12.5.
(iv) If the upper and the lower limits of a class interval are 16 and 10, the class-interval is 10 – 16.
(v) If the lower and the upper limits of a class interval are 7.5 and 12.5, the class-interval is 7.5 – 12.5.
Next Chapter Solution :
👉 Chapter 23 👈