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 1061: Given that the universal set U={14,15,16,17,18,19,20}, J {16,19,20) and K= (14,15,18), find (J' ∩ K')1. Options:
  A) {17}
  B) {16, 17, 19, 20}
  C) {1, 4, 15, 17, 18}
  D) {14, 15, 16, 18, 19, 20}
  E) {14, 15, 16, 17, 18, 19, 20}
  Show Answer
  The correct answer is D .
• Question 1062:

  Find the area bounded by the curve y = x(2-x). The x-axis, x = 0 and x = 2.

  Options:
  A) 4 sq units
  B) 2 sq units
  C) $\frac{4}{3}$ sq units
  D) $\frac{1}{3}$ sq units
  Show Answer
  The correct answer is C .
• Question 1063: The solution to the quadratic equation 5 + 3x - 2x² = 0 is Options:
  A) ($\frac{5}{2}$, 1)
  B) (5, 3)
  C) -($\frac{5}{2}$, -1)
  D) ($\frac{5}{2}$, -1)
  Show Answer
  The correct answer is D .
• Question 1064: If a rod 10cm in length was measured as 10.5cm, calculate the percentage error Options:
  A) 5%
  B) 10%
  C) 8%
  D) 7%
  Show Answer
  The correct answer is A .
• Question 1065:

  

  If PST is a straight line and PQ = QS = SR in the diagram, find y.

  Options:
  A) 24${}^{\circ }$
  B) 48${}^{\circ }$
  C) 72${}^{\circ }$
  D) 84${}^{\circ }$
  Show Answer
  The correct answer is A .
• Question 1066:
  

  In this fiqure, PQ = PR = PS and SRT = 68${}^o$. Find QPS

  Options:
  A) 136${}^o$
  B) 124${}^o$
  C) 112${}^o$
  D) 68${}^o$
  Show Answer
  The correct answer is A .
• Question 1067: The chances of Usman and Dele passing a Mathematics test are 12 and 13 respectively. What is the probability that neither of them passes the test? Options:
  A) $\frac{3}{5}$
  B) $\frac{2}{5}$
  C) $\frac{4}{15}$
  D) $\frac{1}{5}$
  E) $\frac{2}{15}$
  Show Answer
  The correct answer is C .
• Question 1068:

  An arc of a circle subtends an angle of 30${}^{\circ }$ on the circumference of a circle of radius 21cm. Find the length of the arc.

  Options:
  A) 11cm
  B) 22cm
  C) 44cm
  D) 66cm
  Show Answer
  The correct answer is A .
• Question 1069:

  

  In the diagram above, |QR| is the diameter of the semicircle QR. Find the area of the figure to the nearest whole number. {$\pi =\frac{22}{7}$}

  Options:
  A) 90cm²
  B) 89cm²
  C) 80cm²
  D) 70cm²
  Show Answer
  The correct answer is A .
• Question 1070: If log₁₀2 = x, express log₁₀12.5 in terms of x Options:
  A) 2(1 + x)
  B) 2 + 3x
  C) 2(1 - x)
  D) 2 - 3x
  Show Answer
  The correct answer is D .