Jamb Mathematics 2023 Past Questions and Answers

Question 11:

• JAMB 2023

The second term of a geometric series is \(^{-2}/_3\) and its sum to infinity is \(^3/_2\). Find its common ratio.

A. \(^{-1}/_3\)
B. 2
C. \(^{4}/_3\)
D. \(^{2}/_9\)

Question 12:

• JAMB 2023

Find the value of the angle marked x in the diagram above



A. 60\(^0\)
B. 45\(^0\)
C. 90\(^0\)
D. 30\(^0\)

Question 13:

• JAMB 2023

The line \(3y + 6x\) = 48 passes through the points A(-2, k) and B(4, 8). Find the value of k.

A. 16
B. 20
C. 8
D. -2

Question 14:

• JAMB 2023

Tickets for the school play were priced at ₦520.00 each for adults and ₦250.00 each for kids. How many kids' tickets were sold if the total sales were ₦171,000.00 and there were 5 times as many adult tickets sold as children's tickets?

A. 20
B. 300
C. 50
D. 60

Question 15:

• JAMB 2023

Solve the logarithmic equation: \(log_2 (6 - x) = 3 - log_2 x\)



A. \(x\) = 4 or 2
B. \(x\) = -4 or -2
C. \(x\) = -4 or 2
D. \(x\) = 4 or -2