Mathematics Past Questions and Answers

A worker's present salary is N24,000 per annum. His annual increment is 10% of his basic salary. What would be his annual salary at the beginning of the third year?

A N28,800
B N29,040
C N31,200
D N31,944

Question 52:

Express the product of 0.0014 and 0.011 in standard form

A 1.54 x 10^-2
B 1.54 x 10^-3
C 1.54 x 10^-4
D 1.54 x 10^-5

Question 53:

Evaluate \(\frac{(81)^{\frac{3}{4}} - (27)^{\frac{1}{3}}}{3 \times 2^3}\)

A 27
B 1
C \(\frac{1}{3}\)
D \(\frac{1}{8}\)

Question 54:

Simplify \(\frac{\sqrt{12} - \sqrt{3}}{\sqrt{12} + \sqrt{3}}\)

A \(\frac{1}{3}\)
B 9
C 16cm
D 3

Question 55:

Four members of a school first eleven cricket team are also members of the first fourteen rugby team. How many boys play for at least one of the two teams?

A 25
B 21
C 16
D 3