Mathematics Neco Past Questions and Answers

Question 11 :

• NECO 2001

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 :

• NECO 2001

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 :

• NECO 2001

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)?

A. 85.7°
B. 47.5°
C. 41.5°
D. 41.4°
E. 38.2°

Question 14 :

• NECO 2001

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

A. 8
B. 24
C. 27
D. 81
E. 648

Question 15 :

• NECO 2001

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. \(\frac{1}{4}\)