Distance between two points - Jamb Mathematics Past Questions and Answers

Question 1:

• JAMB 1979

The mean of the numbers 1.2, 1.0, 0.9, 1.4, 0.8, 0.8, 1.2 and 1.1 is

A. 1.5
B. 0.8
C. 1.0
D. 1.02
E. 1.05

Question 2:

• JAMB 2019

Find the distance between the points C(2, 2) and D(5, 6).

A. 13 units
B. 7 units
C. 12 units
D. 5 units

Question 3:

• JAMB 1979

On each market day Mrs. Bassey walks to the market from her home at a steady speed. This journey normally takes her 2 hours to complete. She finds, however, that by increasing her usual speed by 1 km/hr she can save 20 minutes. Find her usual speed in km/hr

A. 1\(\frac{2}{3}\)
B. 2
C. 5
D. 6
E. 10

Question 4:

• JAMB 1979

What is the greatest straight line distance between two vertices (corners) of a cube whose sides are 2239cm long?

A. \(\sqrt{2239cm}\)
B. \(\sqrt{2}\) x 2239cm
C. \(\frac{\sqrt{3}}{2}\) 2239cm
D. \(\sqrt{3}\) x 2239cm
E. 4478cm

Question 5:

• JAMB 1987

Find the values of m which make the following quadratic function a perfect square. x² + 2(m + 1)x + m + 3

A. -1, 1
B. -1, 2
C. 1, -2
D. 2, -2