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Mathematics 2005 NECO Past Questions

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1

The diagonals of a rhombus are 6cm and 8cm. Find the area of the rhombus.

  • A. 96cm2
  • B. 48cm2
  • C. 24cm2
  • D. 0.14cm2
  • E. 12cm2
View Answer & Discuss (3) NECO 2005
2
Mohammed is 8 years older than Joy now. In five years’ time he will be twice as old as Joy. How old is Joy now?
  • A. 1\(\frac{1}{2}\)years
  • B. 3years
  • C. 4\(\frac{1}{2}\)years
  • D. 6 years
  • E. 8 years
View Answer & Discuss NECO 2005
3
If (x - a) is a factor of bx - ax + x2 - ab, what is the other factor?
  • A. (x + b)
  • B. (b - a)
  • C. (x - a)
  • D. (a + b)
  • E. (a - b)
View Answer & Discuss NECO 2005
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4

Simplify (6 - x - x2) ÷ (x2 - 4)

  • A. (3 + x) ÷ (x + 2)
  • B. (x - 3) ÷ (x - 2)
  • C. (x - 3) ÷ (x + 3)
  • D. (3 - x) ÷ (x + 2)
  • E. (3 - x) ÷ (x - 2)
View Answer & Discuss (3) NECO 2005
5
Find the absolute mean deviation of the sample 10, 12, 14, 11, 13.
  • A. 14.6
  • B. 14
  • C. 12
  • D. 6.2
  • E. 1.2
View Answer & Discuss (1) NECO 2005
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