Observe the pictograph. Find which of the following is the most favorite colour amongst the students?
Yellow
Red
Green
Blue
Observe the pictograph and answer the following question:
How many students like blue colour?
Observe the following bar graph:
Total number of students who like colour blue and green.
The elements of sets A , B and C are all colours as follows:
A = { Red , Orange , Yellow , Brown } ,
B = { Blue , Yellow , Green , Brown } ,
C = { Black , Brown , White , Grey }
Then, A U B U C is