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 1111: Solve the following equation (3x - 2)(5x - 4) = (3x - 2)² Options:
  A) $\frac{-2}{3}$, 1
  B) 1
  C) $\frac{2}{3}$, 1
  D) $\frac{2}{3}$, $\frac{4}{5}$
  Show Answer
  The correct answer is C .
• Question 1112:

  The 4th term of an A.P is 13 while the 10th term is 31. Find the 21st term

  Options:
  A) 175
  B) 85
  C) 64
  D) 45
  Show Answer
  The correct answer is C .
• Question 1113: If p : q = $\frac{2}{3}$ : $\frac{5}{6}$ and q : r = $\frac{3}{4}$ : $\frac{1}{2}$, find p : q : r Options:
  A) 12 : 15 : 10
  B) 12 : 15 : 16
  C) 10 : 15 : 24
  D) 9 : 10 : 15
  Show Answer
  The correct answer is A .
• Question 1114: The cost of dinner for a group of students is partly constant and partly varies directly as the number of students. If the cost is ₦74.00 when the number of is 20 and ₦96.00 when the number is 30, find the cost when there are 15 students Options:
  A) ₦68.50
  B) ₦63.00
  C) ₦60.00
  D) ₦52.00
  Show Answer
  The correct answer is B .
• Question 1115: Find the sum of the first 18 terms of the progression 3, 6, 12...... Options:
  A) 3(2¹⁷ - 1)
  B) 3(2¹⁸ - 1)
  C) 3(2¹⁸ + 1)
  D) 3(2¹⁷ - 1)
  Show Answer
  The correct answer is D .
• Question 1116: Twenty girls and y boys sat on an examination. The mean marks obtained by the girls and boys were 52 and 57 respectively. if the total score for both girls and boys was 2950, find y. Options:
  A) 51
  B) 48
  C) 30
  D) 25
  E) 18
  Show Answer
  The correct answer is C .
• Question 1117: If 2x : ( x + 1) = 3 : 2, what is the value of x? Options:
  A) $\frac{1}{2}$
  B) 1
  C) 1$\frac{1}{2}$
  D) 3
  E) 3$\frac{1}{2}$
  Show Answer
  The correct answer is D .
• Question 1118: x varies directly as y and inversely as z. when x = 5, y = 2 and z = 1. What is the value of x when y = 5 and z = 2? Options:
  A) 2.5
  B) 5
  C) 6.25
  D) 6.52
  E) 7.5
  Show Answer
  The correct answer is C .
• Question 1119: The inverse function f(x) = 3x + 4 is Options:
  A) (x-4)/3
  B) (x-5)/5
  C) (x+3)/4
  D) (x+4)/3
  Show Answer
  The correct answer is A .
• Question 1120:

  A boat sails 8 km north from P to Q and then sails 6 km west from Q to R. Calculate the bearing of R from P. Give your answer to the nearest degree.

  Options:
  A) 217${}^o$
  B) 323${}^o$
  C) 037${}^o$
  D) 053${}^o$
  Show Answer
  The correct answer is B .