Sets - Jamb Mathematics Past Questions and Answers

Question 6:

• JAMB 2018

In a class of 40 students, 32 offer Mathematics, 24 offer Physics and 4 offer neither Mathematics nor Physics. How many offer both Mathematics and Physics?

A. 4
B. 8
C. 16
D. 20

Question 7:

• JAMB 2017

Given T = {even numbers from 1 to 12}

N = {common factors of 6, 8 and 12} Find T n N

A. {2, 3}
B. {2, 3, 4}
C. {3, 4, 6}
D. {2}

Question 8:

• JAMB 2017

Given T = { even numbers from 1 to 12 }
N = {common factors of 6, 8 and 12}
Find T ∩ N

A. {2, 3}
B. {2, 3, 4}
C. {3, 4, 6}
D. {2}

Question 9:

• JAMB 2019

If the universal set μ = {x : 1 ≤ x ≤ 20} and
A = {y : multiple of 3}
B = |z : odd numbers}
Find A ∩ B

A. {1, 3, 6}
B. {3, 5, 9, 12}
C. {3, 9, 15}
D. {2, 3, 9}

Question 10:

• JAMB 2018

The figure below is a Venn diagram showing the elements arranged within sets A,B,C,ε.
Use the figure to answer this question
What is n(A U B)1 ?

A. 2
B. 3
C. 4
D. 7