MATHEMATICS
JAMB 2016 - Question 19
Mathematics 2016 JAMB Past Questions - Question 19: Marks 2 3 4 Frequency 4 4 y The table above shows the frequency distribution of marks obtained by a group of students .If the total mark is 48,find the value of y.
Choose the most appropriate option for the gap .
A:
B:
C:
D:
Correct Answer
C
Explanation
Efx = 20 +4y = 484y = 48-20 = 28therefore y = 28 /4= 7
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