Mathematics Past Questions and Answers

The data below shows the frequency distribution
of marks scored by a group of students in a class
test.

What is the modal score

The data below shows the frequency distribution
of marks scored by a group of students in a class
test.

Find the mean mark.

A group of students measured a certain angle
(to the nearest degree) and obtained the following
results: 75^o, 76^o, 72^o, 73^o, 74^o, 79^o, 72^o, 72^o, 77^o,
72^o, 71^o, 70^o, 78^o, 73^o. Find the mode

Marks	1	2	3	4	5	6	7	8	9	10
No of students	1	3	2	0	1	6	1	0	1	0

The table above shows the scores of 15 students in a Physics test.
How many students scored at least 5?

A number is chosen at random from the set (1 ,2,3
....,9, 10). What is the probability that the number
is greater than or equal to 7?