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 1301: A cliff on the bank of a river is 300 meters high. If the angle of depression of a point on the opposite side of the river is 60^o, find the width of the river. Options:
  A) 75√3m
  B) 100√3m
  C) 200√3m
  D) 100m
  Show Answer
  The correct answer is B .
• Question 1302: The expression ax² + bx + c equals 5 at x = 1. If its derivative is 2x + 1, what are the values of a, b, c respectively? Options:
  A) 1, 3, 1
  B) 1, 2, 1
  C) 2, 1, 1
  D) 1, 1, 3
  Show Answer
  The correct answer is D .
• Question 1303: The locus of a point which moves so that it is equidistant from two intersecting straight lines is the Options:
  A) perpendicular bisector of the two lines
  B) angle bisector of the two lines
  C) bisector of the two lines
  D) line parallel to the two lines
  Show Answer
  The correct answer is B .
• Question 1304: Solve for x: |x - 2| < 3. Options:
  A) x < 5
  B) -2 < x < 3
  C) -1 < x < 5
  D) x < 1
  Show Answer
  The correct answer is C .
• Question 1305: If f(x - 4) = x² + 2x + 3, Find, f(2) Options:
  A) 6
  B) 11
  C) 27
  D) 51
  Show Answer
  The correct answer is D .
• Question 1306:

  Correct 241.34(3 x 10${}^{-3}$)${}^2$to 4 significant figures

  Options:
  A) 0.0014
  B) 0.001448
  C) 0.0022
  D) 0.002172
  Show Answer
  The correct answer is D .
• Question 1307: Evaluate (2.813 x 10^-3 x 1.063) (5.637 x 10^-2) Options:
  A) 0.056
  B) 0.055
  C) 0.054
  D) 0.54
  Show Answer
  The correct answer is B .
• Question 1308:

  Find the value of y, if log (y + 8) + log (y - 8) = 2log 3 + 2log 5

  Options:
  A) y = ±5
  B) y = ±10
  C) y = ±17
  D) y = ±13
  Show Answer
  The correct answer is C .
• Question 1309:

  

  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 1310: A man sells his new brand car for ₦420,000 at a gain of 15%. What did it cost him? Options:
  A) ₦410,000
  B) ₦365,217
  C) ₦157,250
  D) ₦257,000
  Show Answer
  The correct answer is B .