Processing math: 37%
Home / Aptitude Tests / Further Mathematics / Age in years ...

Age in years 10 - 14 15 - 19 20 - 24 25 - 29 30 - 34
Frequency 6 8 14 10 12

What is the class mark of the median class?

A.

17

B.

22

C.

27

D.

32

Correct answer is B

Total frequency=50

Median occurs at 502=25th position

= Class 20 - 24 with classmark 20+242=22



View latest jobs in Nigeria today