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 1021: Evaluate log 18 + log⁶ - log16${}^{\frac{1}{2}}$ Options:
  A) log 3
  B) log 9
  C) log 20
  D) 3 log 2
  E) 3 log 3
  Show Answer
  The correct answer is E .
• Question 1022: If α and β are the roots of the equation 3x² + 5x - 2 = 0, find the value of 1/α + 1/β Options:
  A) -5/3
  B) -2/3
  C) 1/2
  D) 5/2
  Show Answer
  The correct answer is D .
• Question 1023: What is the size of each interior angle of a 12-sided regular polygon? Options:
  A) 120^o
  B) 150^o
  C) 30^o
  D) 180^o
  Show Answer
  The correct answer is B .
• Question 1024: Find the eleventh term of the progression 4, 8, 16..... Options:
  A) 2¹³
  B) 2¹²
  C) 2¹¹
  D) 2¹⁰
  Show Answer
  The correct answer is B .
• Question 1025: If log₁₀4 = 0.6021, evaluate log₁₀4^1/3 Options:
  A) 0.3011
  B) 0.9021
  C) 1.8063
  D) 0.2007
  Show Answer
  The correct answer is D .
• Question 1026: A micrometer is defined as one millionth of a millimeter Options:
  A) 0.00012m
  B) 0.0000012m
  C) 0.000012m
  D) 0.00000012m
  E) 0.000000012m
  Show Answer
  The correct answer is C .
• Question 1027:

  A bag contains 8 red balls and some white balls. If the probability of drawing a white ball is half of the probability of drawing a red ball then find the probability of drawing a red ball and a white ball if the balls are drawn without replacement.

  Options:
  A) $\frac{1}{3}$
  B) $\frac{2}{9}$
  C) $\frac{2}{3}$
  D) $\frac{8}{33}$
  Show Answer
  The correct answer is D .
• Question 1028:

  

  An unbiased die is rolled 100 times and the outcome is tabulated above.

  What is the probability of obtaining a 5?

  Options:
  A) 1/5
  B) 1/2
  C) 1/6
  D) 1/4
  Show Answer
  The correct answer is A .
• Question 1029: A trader realizes 10x - x² naira profit from the sale of x bags on corn. How many bags will give him the desired profit? Options:
  A) 4
  B) 5
  C) 6
  D) 7
  Show Answer
  The correct answer is B .
• Question 1030: Find the median of the set set of numbers 110, 116, 113, 119, 118, 127, 118, 117, 113 Options:
  A) 117.5
  B) 118
  C) 117
  D) 116
  E) 113
  Show Answer
  The correct answer is C .