Read the following chart:
How many students like vanilla flavor?
5
6
7
8
Read the following pictograph.
How many students like purple colour?
In a Mathematics test, the following marks were obtained by 40 students. Arrange these marks in a table using tally marks.
1
3
4
2
9
(a) Find how many students obtained marks equal to or more than7.
(b) How many students obtained marks below 4?