Question 1:
In a Mathematics test, the following marks were obtained by 40 students. Arrange these marks in a table using tally marks.
8 
1 
3 
7 
6 
5 
5 
4 
4 
2 
4 
9 
5 
3 
7 
1 
6 
5 
2 
7 
7 
3 
8 
4 
2 
8 
9 
5 
8 
6 
7 
4 
5 
6 
9 
6 
4 
4 
6 
6 
(a) Find how many students obtained marks equal to or more than7.
(b) How many students obtained marks below 4?
Answer:
By observing the marks scored by 40 students in the test, we can construct the
table as follows.
Mark 
Tally mark 
Number of Students 
1 
2 

2 
3 

3 
… 
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