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 1151:

  The cost C of running a school is directly proportional to the number of students N, if 20 students cost #10,000, How many students can #1,000,000 cover?

  Options:
  A) 3000
  B) 1000
  C) 2000
  D) 4000
  Show Answer
  The correct answer is C .
• Question 1152: In preparing rice cutlets, a cook used 75g of rice, 40g of margarine, 105g of meat and 20g of bread crumbs. Find the angle of the sector which represents meat in pie chart Options:
  A) 30^o
  B) 60^o
  C) 112.5^o
  D) 157.5^o
  Show Answer
  The correct answer is D .
• Question 1153:

  

  Find the curved surface area of the frustrum in the figure.

  Options:
  A) 16$\pi \sqrt{10}$cm²
  B) 20$\pi \sqrt{10}$cm²
  C) 24$\pi \sqrt{10}$cm²
  D) 36$\pi \sqrt{10}$cm²
  Show Answer
  The correct answer is B .
• Question 1154: Find the sum of the 20 term in an arithmetic progression whose first term is 7 and last term is 117 Options:
  A) 2480
  B) 1240
  C) 620
  D) 124
  Show Answer
  The correct answer is B .
• Question 1155:

  

  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 1156:

  Given that $\theta$ is an acute angle and sin $\theta$ = $\frac{m}{n}$, find cos $\theta$

  Options:
  A) $\frac{\sqrt{n^2-m^2}}{m}$
  B) $\frac{\sqrt{(n+m)(n-m)}}{n}$
  C) $\frac{m}{\sqrt{n^2-m^2}}$
  D) $\sqrt{\frac{n}{n^2-m^2}}$
  Show Answer
  The correct answer is B .
• Question 1157: In a regular polygon of n sides, each interior angle is 144^o. Find n Options:
  A) 12
  B) 11
  C) 10
  D) 8
  E) 6F
  Show Answer
  The correct answer is C .
• Question 1158: Solve the equation $y^2-11y+24=0$ Options:
  A) 8,3
  B) 4,9
  C) 6,4
  D) 9,-8
  Show Answer
  The correct answer is A .
• Question 1159:
  

  Determine the mean score of the student that took the mathematics test?

  Options:
  A) 4.5
  B) 4.3
  C) 4.2
  D) 4.6
  Show Answer
  The correct answer is C .
• Question 1160: Find the equation of the set of points which are equidistant from the parallel lines x = 1 and x = 7 Options:
  A) y = 3
  B) x = 3
  C) x = 4
  D) y = 4
  Show Answer
  The correct answer is C .