NECO Mathematics Past Questions, Answers & Explanations - Mathematics

Neco Mathematics Questions

Question 11:

Evaluate (\(\frac{1}{343}\))\(^{\frac{1}{3}}\) + (64)\(^{-\frac{1}{3}}\) - \(\frac{4}{9}\)\(^{-\frac{1}{2}}\)

A -\(\frac{17}{36}\)
B -\(\frac{3}{28}\)
C \(\frac{13}{28}\)
D \(\frac{17}{36}\)
E \(\frac{1}{4}\)

Question 12:

If sin θ = 4/5 where 0° ∠ θ ∠ 900, what is the value of cos θ + tan θ?

A \(\frac{14}{15}\)
B \(\frac{29}{15}\)
C \(\frac{13}{8}\)
D \(\frac{144}{15}\)
E \(\frac{24}{5}\)

Question 13:

The lengths of the sides of a triangle are 15m, 21m, and 28cm. What is the size of the angle facing the side 21m (correct to one decimal place)?

Question 14:

If t varies inversely as the cube of s, and t = 24, when s = 3, find t when s = 2

Question 15:

Two fair coins are tossed at the same time. what is the probability of getting a head?

A 1
B \(\frac{3}{4}\)
C \(\frac{1}{2}\)
D \(\frac{1}{3}\)
E \(\frac{1}{4}\)