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 1051:

  Evaluate $\int x^2\text{Sin}x\mathrm{\Delta }x$

  Options:
  A) −Cos x + 2xSin x + C
  B) −Cos x + 2
  C) x²Cos x + 2xSin x + 2Cos x+ C
  D) −x²Cos x + 2xSinx + 2Cos x + C
  Show Answer
  The correct answer is D .
• Question 1052: A sector of angle 120° is cut out from a circle of radius 13.5cm. what area of the circle is remaining ? (π = $\frac{22}{7}$) Options:
  A) 14.1cm²
  B) 95.5cm²
  C) 190.9cm²
  D) 381.9cm²
  E) 763.7cm²
  Show Answer
  The correct answer is D .
• Question 1053:

  If the universal set μ = {x : 1 ≤ x ≤ 20} and

  A = {y : multiple of 3}

  B = |z : odd numbers}

  Find A ∩ B

  Options:
  A) {1, 3, 6}
  B) {3, 5, 9, 12}
  C) {3, 9, 15}
  D) {2, 3, 9}
  Show Answer
  The correct answer is C .
• Question 1054: Solve the inequalities for which $\frac{x+4}{3}-\frac{x-3}{2}<4$. Options:
  A) x < 7
  B) x > -7
  C) x < -7
  D) x > 7
  Show Answer
  The correct answer is B .
• Question 1055:

  $\begin{array}{cccc}\text{Age in years}& 10& 11& 12\\ \text{Number of pupils}& 6& 27& 7\end{array}$

  The table above shows the number of pupils in each age group in a class. What is the probability that a pupil chosen at random is at least 11 years old?

  Options:
  A) $\frac{27}{40}$
  B) $\frac{17}{20}$
  C) $\frac{33}{40}$
  D) $\frac{3}{20}$
  Show Answer
  The correct answer is B .
• Question 1056:

  

  The pie chart above shoes the distribution of the corps harvested from a farmland in a year, If 3,000 tonnes of millet is harvested, what amount of beans is harvested?

  Options:
  A) 9000 tonnes
  B) 6000 tonnes
  C) 1500 tonnes
  D) 1200tonnes
  Show Answer
  The correct answer is D .
• Question 1057: 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 1058: Two ladders of length 5m and 7m lean against a pole and make angles 45° and 60° with the ground respectively. What is their distance apart on the pole correct to two decimal places? Options:
  A) 9.60m
  B) 6.06m
  C) 2.54m
  D) 2.53m
  E) 2.00m
  Show Answer
  The correct answer is D .
• Question 1059: In a school, 220 students offer Biology or Mathematics or both, 125 offer Biology and 110 Mathematics. How many offer Biology but not Mathematics? Options:
  A) 95
  B) 80
  C) 125
  D) 110
  E) 120
  Show Answer
  The correct answer is D .
• Question 1060: What is the probability that an integer x $(1\le x\le 25)$ chosen at random is divisible by both 2 and 3? Options:
  A) $\frac{1}{25}$
  B) $\frac{1}{5}$
  C) $\frac{4}{25}$
  D) $\frac{3}{4}$
  Show Answer
  The correct answer is C .