JAMB - Mathematics (2010 - No. 19)

Marks 1 2 3 4 5
Frequency 2 2 8 4 4


The table above show the marks obtained in a given test.
How many student took the test?

16
13
20
15

Explanation

f = 2 + 2 + 8 + 4 + 4
= 20

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