The marks obtained by 8 students in a mathematics test are: 15, 20, 25, 25, 30, 35, 40, 50. Find mean.
A33
B32
C33.5
D30
A33
B32
C33.5
D30
Related Questions:
The table below shows that employees in an office , sorted according to their age. Find the median:
Age | Number of workers |
25 - 30 | 4 |
30 - 35 | 7 |
35 - 40 | 8 |
40 - 45 | 10 |
45 - 50 | 9 |
50 -55 | 8 |
Total | 46 |