Mathematics Past Questions and Answers

The perimeter of a rectangular lawn is 24m. If the area of the lawn is 35m²; how wide is the lawn?

A 5cm
B 7m
C 12m
D 14m

Question 22:

A car painter charges N40.00 per day for himself and N10.00 per day for his assistant. if a fleet of cars were painted for N2000.00 and the painter worked 10days more than his assistant, how much did the assistant receive?

A N32.00
B N320.00
C N420.00
D N1680.00

Question 23:

Simplify \(\frac{x}{x + y}\) + \(\frac{y}{x - y}\) - \(\frac{x^2}{x^2 - y^2}\)

A \(\frac{x}{x^2 - y^2}\)
B \(\frac{y^2}{x^2 - y^2}\)
C \(\frac{x^2}{x^2 - y^2}\)
D \(\frac{y}{x^2 - y^2}\)

Question 24:

Given that x² + y² + z² = 194, calculate z if x = 7 and \(\sqrt{y}\) = 3

A \(\sqrt{10}\)
B 8
C 12.2
D 13.4

Question 25:

Find the sum of the first twenty terms of the progression log a, log a², log a³.....

A Log a²⁰
B Log a²¹
C Log a²⁰⁰
D Log a²¹⁰