Question

The result of a mathematics test is as follows: 80, 90, 70, 80, 60, 80, 70 ,90, 65, 100, 60, 70, 60, 70, 85, 65, 70, 70, 85, 90, 60, 65, 80, 60
a) What is the maximum marks obtained ?
b) How many students score less
than 75 marks
c) How many students scored 80 marks or above
d) How many students appeared in the test ​

Answer 1

Answer:

1) 1775 is the marks obtained

2) 14 students score less than 75

3) 6 student scored above 80

4) 24 students appeared in the test

Answer 2

(a) The maximum marks obtained in the mathematics test is going to be the highest value in the data set, which is 100.

(b) The number of students scored less than 75 in the mathematics test are 14. They have scored (70,60,70,65,60,70,60,70,65,70,70,60,65,60).

(c) The number of students that have scored 80 marks or above are 10. They have scored (80,90,80,80,90,100,85,85,90,80).

(d) A total of 24 students have appeared for the test according to the data set provided.