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 1101: Two ladders of length 5m and 7m lean against a pole and make angles 45° and 60° with the ground respectively. What is their distance apart on the pole correct to two decimal places? Options:
  A) 9.60m
  B) 6.06m
  C) 2.54m
  D) 2.53m
  E) 2.00m
  Show Answer
  The correct answer is D .
• Question 1102: In Δ ABC, A = 60°, C = 90° and AC = 12m. Find the Length of the hypotenuse. Options:
  A) 24m
  B) 14m
  C) 12m
  D) 7m
  E) 6m
  Show Answer
  The correct answer is A .
• Question 1103:

  Solve the inequality: -7 $\le$ 9 - 8x < 16 - x

  Options:
  A) -1 $\le$ x $\le$ 2
  B) -1 $\le$ x < 2
  C) -1 < x < 2
  D) -1 < x $\le$ 2
  Show Answer
  The correct answer is D .
• Question 1104:

  

  The cumulative frequency curve above shoes the distribution of the scores of 50 students in an examination. Find the 36th percentile scores

  Options:
  A) 18%
  B) 28%
  C) 36%
  D) 50%
  Show Answer
  The correct answer is B .
• Question 1105: In a regular polygon of n sides, each interior angle is 144^o. Find n Options:
  A) 12
  B) 11
  C) 10
  D) 8
  E) 6F
  Show Answer
  The correct answer is C .
• Question 1106:

  At what points does the straight line y = 2x + 1 intersect the curve y = 2x² + 5x - 1?

  Options:
  A) (-2, -3) and($\frac{1}{2}$, 2)
  B) (1, 0), (1, 3)
  C) (4, 0) and (0,1)
  D) 2, 0) and (0,1)
  Show Answer
  The correct answer is A .
• Question 1107:

  A right circular cone has a base radius r cm and a vertical angle 2y^o. The height of the cone is

  Options:
  A) r tan y^o cm
  B) r sin y^o cm
  C) r cot y^o cm
  D) r cos y^o cm
  E) r cosec y^o cm
  Show Answer
  The correct answer is A .
• Question 1108:

  If (x - a) is a factor of bx - ax + x², find the other factor.

  Options:
  A) (x + b)
  B) (x - b)
  C) (a + b)
  D) (a - b)
  Show Answer
  The correct answer is A .
• Question 1109: Four members of a school first eleven cricket team are also members of the first fourteen rugby team. How many boys play for at least one of the two teams? Options:
  A) 25
  B) 21
  C) 16
  D) 3
  Show Answer
  The correct answer is B .
• Question 1110: Calculate the area of a parallelogram whose diagonals are of length 8cm and 12cm and intersect at an angle of 135° Options:
  A) 271.5cm²
  B) 135.8cm²
  C) 96.0cm²
  D) 48.0cm²
  E) 33.9cm²
  Show Answer
  The correct answer is E .