Mathematics 2004 Neco Past Questions and Answers

Question 21 :

• NECO 2004

Calculate (0.05 × 0.025) ÷ (4.25 × 3.35) and express your answer in standard form

A. 8.7796 × 10⁵
B. 8.7796 × 10⁴
C. 8.7796 × 10³
D. 8.7796 × 10^-3
E. 8.7796 × 10^-5

Question 22 :

• NECO 2004

The expression 4x² - 4 has the following as its factors EXCEPT

A. X - 1
B. X + 1
C. X² -1
D. 4x + 1
E. 4x - 4

Question 23 :

• NECO 2004

Simplify (216\(\frac{1}{3}\))^-2

A. \(\frac{1}{36}\)
B. \(\frac{1}{18}\)
C. \(\frac{1}{13}\)
D. \(\frac{1}{6}\)
E. \(\frac{1}{3}\)

Question 24 :

• NECO 2004

Divide the LCM of 15abc and 20a\(^2\)bc by their HCF

A. 10a
B. 12a
C. 5abc
D. 12a²bc
E. 60a²bc

Question 25 :

• NECO 2004

The first term of an A.P is equal to thrice the common difference, what is the sixth term of the A.P, if the common difference is 8?

A. 64
B. 48
C. 43
D. 24
E. 11