Post Utme Mathematics Past Questions and Answers

Question 181:

An aeroplane is traveling at an average speed of 600 km/hr. Its speed in metres per second is

A. 200 m/s
B. 300 m/s
C. 250 m/s
D. 167 m/s

Question 182:

Factorize \(x^2 - x - 2 = 0\)

A. (x + 1)(x - 2)
B. (x - 1)(x + 2)
C. (x + 2)(x - 2)
D. (x + 1)(x - 1)

Question 183:

What is the probability that a number chosen at random from the integers 11 and 20 inclusive is either prime or a multiple of 3?

A. \(\frac{7}{10}\)
B. \(\frac{3}{5}\)
C. \(\frac{4}{5}\)
D. \(\frac{1}{5}\)

Question 184:

If \(y = \frac{x}{x-3} + \frac{x}{x+4}\), find \(y\) when \(x = -3\)

A. \(-\frac{3}{5}\)
B. \(-\frac{2}{5}\)
C. \(-\frac{5}{3}\)
D. \(-\frac{5}{2}\)

Question 185:

A man earns N150,000 per month and his wife earns N125,000 per month. If they both decide to save 10% of their salaries into a couple's account with a bank how much will they have after 10 months of savings?

A. N150,000
B. N330,000
C. N275,000
D. N125,000