How many student like red colour?
4
6
5
7
Number of students who like red colour = 2+2+2+1 = 7
In a Mathematics test, the following marks were obtained by 40 students. Arrange these marks in a table using tally marks.
8
1
3
2
9
(a) Find how many students obtained marks equal to or more than7.
(b) How many students obtained marks below 4?