Jamb Mathematics Past Questions and Answers

Question 56:

• JAMB 2019

Points X and Y are 20km North and 9km East of point O, respectively. What is the bearing of Y from X? Correct to the nearest degree.

A. 24°
B. 56°
C. 127°
D. 156°

Question 57:

• JAMB 2019

If \(P = (\frac{Q(R - T)}{15})^{\frac{1}{3}}\), make T the subject of the formula.

A. \(T = \frac{15R - Q}{P^3}\)
B. \(T = R - \frac{15P^3}{Q}\)
C. \(T = \frac{R - 15P^3}{Q}\)
D. \(T = \frac{R + P^3}{15Q}\)

Question 58:

• JAMB 2019

In the diagram above, O is the centre of the circle ABC, < ABO = 26° and < BOC = 130°. Calculate < AOC.

A. 26°
B. 13°
C. 80°
D. 102°

Question 59:

• JAMB 2019

Each of the interior angles of a regular polygon is 140°. Calculate the sum of all the interior angles of the polygon.

A. 1080°
B. 1260°
C. 2160°
D. 1800°

Question 60:

• JAMB 2019

A man bought a car newly for #1,250,000. He had a crash with the car and later sold it at the rate of #1,085,000. What is the percentage gain or loss of the man?

A. 43.7% loss
B. 13.2% gain
C. 13.2% loss
D. 43.7% gain