Chapter 9 Data Handling Ex 9.2

Chapter 9 Data Handling Ex 9.2

Question 1.
Total number of animals in five villages are as follows:
Village A : 80
Village B : 120
Village C : 90
Village D : 40
Village E : 60
Prepare a pictograph of these animals using one symbol ⊗ to represent 10 animals and answer the following questions:
(a) How many symbols represent animals of village E?
(b) Which village has the maximum number of animals?
(c) Which village has more animals: village A or village C?
Solution:
From the given information, we have

(a) Six symbols are used to represent the number of animals in village E.
(6) Village B has the maximum number of animals, i.e., 120
(c) Village C has the more number of animals.

Question 2.
Total number of students of a school in different years is shown in the following table:

Solution:
A. From the given information, we have

(a) Six symbols represent the total number of students in the year 2002.
(b) 5 complete and 1 incomplete symbols represent total number of students for the year 1998.

Photograph(B) is more informative.