Mathematics Exam Past Questions and Answers | JAMB, WAEC and NECO

Mathematics looks at measurement, relationships, and properties of numbers and groups using numbers and symbols. Important topics in math include arithmetic, algebra, geometry, and calculus.

• Question 1011:

  A chord of a circle radius $\sqrt{3cm}$ subtends an angle of 60${}^{\circ }$ on the circumference of he circle. Find the length of the chord

  Options:
  A) $\frac{\sqrt{3}}{2}$
  B) $\frac{3}{2}$
  C) 3
  D) $\sqrt{3}$cm
  Show Answer
  The correct answer is D .
• Question 1012:

  Find the determinant of the matrix A =$\left(\begin{array}{cc}2& 3\\ 1& 3\end{array}\right)$

  Options:
  A) 4
  B) 2
  C) 5
  D) 3
  Show Answer
  The correct answer is D .
• Question 1013: In 1984, Ike was 24 yrs old and his father was 45 yrs old. In what year was Ike exactly half his father's age? Options:
  A) 1981
  B) 1979
  C) 1982
  D) 1978
  Show Answer
  The correct answer is A .
• Question 1014:

  X and Y are two sets such that nX = 15, nY = 12 and n{X ∩ Y} = 7. Find n{X ∪ Y}.

  Options:
  A) 21
  B) 225
  C) 15
  D) 20
  Show Answer
  The correct answer is D .
• Question 1015:

  

  The pie chart shows the monthly expenditure pf a public servant. The monthly expenditure on housing is twice that of school fees. How much does the worker spend on housing if his monthly income is ₦7200?

  Options:
  A) ₦1000
  B) ₦2000
  C) ₦3000
  D) ₦4000
  Show Answer
  The correct answer is B .
• Question 1016: x is a point due east of point Y on a coast Z is another point on the coast but 63m due south of y. If the distance ZX is 12Km. Calculate the bearing of Z from X Options:
  A) 240^o
  B) 210^o
  C) 150^o
  D) 60^o
  Show Answer
  The correct answer is B .
• Question 1017: The weights of 30 new-born babies are given as follows: 6, 9, 5, 7, 6, 7, 5, 8, 9, 5, 7, 5, 8, 7, 8, 7, 5, 6, 5, 7, 6, 9, 9, 7, 8, 8, 7, 8, 9, 8. The mode is Options:
  A) 6
  B) 5
  C) 8
  D) 7
  E) 10
  Show Answer
  The correct answer is D .
• Question 1018: What is the n-th term of the sequence 2, 6, 12, 20...? Options:
  A) 4n - 2
  B) 2(3^{n - 1})
  C) n² + n
  D) n² + 3n + 2
  Show Answer
  The correct answer is C .
• Question 1019: One of the interior angles of a regular polygon is 120°. Find the number of sides of the polygon Options:
  A) 3
  B) 4
  C) 6
  D) 9
  E) 12
  Show Answer
  The correct answer is C .
• Question 1020: Find the remainder when 3x³ + 5x² - 11x + 4 is divided by x + 3 Options:
  A) -4
  B) 4
  C) 1
  D) -1
  Show Answer
  The correct answer is C .