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 311: A senatorial candidate had planned to visit seven cities prior to a primary election. However, he could only visit four of the cities. How many different itineraries could be considered? Options:
  A) 640
  B) 840
  C) 520
  D) 920
  Show Answer
  The correct answer is B .
• Question 312: Find the difference between the range and the variance of the following set of numbers 4, 9, 6, 3, 2, 8, 10, 5, 6, 7 where $\sum d^2$ = 60 Options:
  A) 2
  B) 3
  C) 4
  D) 6
  Show Answer
  The correct answer is A .
• Question 313: Find the range of values of m which satisfy (m - 3)(m - 4) < 0. Options:
  A) 2 < m < 5
  B) -3 < m < 4
  C) 3 < m < 4
  D) -4 < m < 3
  Show Answer
  The correct answer is C .
• Question 314: W is directly proportional to U. If w = 5 when U = 3, find when W = ²/₇ Options:
  A) ⁶/₃₅
  B) ¹⁰/₂₁
  C) ²¹/₁₀
  D) ³⁵/₆
  Show Answer
  The correct answer is A .
• Question 315: If the 7th term of an AP is twice the third term and the sum of the first four terms is 42, find the common difference. Options:
  A) 6
  B) 3
  C) 2
  D) 1
  Show Answer
  The correct answer is B .
• Question 316:

  

  The equation of the graph is

  Options:
  A) y = (x - 3)³
  B) y = (x + 3)³
  C) y = x³ - 27
  D) y = -x³ + 27
  Show Answer
  The correct answer is C .
• Question 317:

  A train moves from P to Q at an average speed of 90km/h and immediately returns from Q to P through the same route at an average speed of 45km/h. Find the average speed for the entire journey

  Options:
  A) 55.00km/h
  B) 60.00km/h
  C) 67.50km/h
  D) 75.00km/h
  Show Answer
  The correct answer is B .
• Question 318: Solve the pair of pair of equation for x and y respectively 2x^-t - 3y^-1 = 4, 4x^-1 + y^-1 = 1 Options:
  A) -1, 2
  B) 1, 2
  C) 2, 1
  D) 2, -1
  Show Answer
  The correct answer is D .
• Question 319: An aeroplane flies due north from airport P to Q and then flies due east R. If Q is equidistant from P and R, find the bearing of P and R Options:
  A) 90${}^{\circ }$
  B) 135${}^{\circ }$
  C) 225${}^{\circ }$
  D) 270${}^{\circ }$
  Show Answer
  The correct answer is C .
• Question 320: The sum to infinity of a geometric progression is $-\frac{1}{10}$ and the first term is $-\frac{1}{8}$. Find the common ratio of the progression. Options:
  A) $-\frac{1}{5}$
  B) $-\frac{1}{4}$
  C) $-\frac{1}{3}$
  D) $-\frac{1}{2}$
  Show Answer
  The correct answer is B .