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 1491: The number of telephone calls N between two cities A and B varies directly as the population P_A, P_B respectively and inversely as the square of the distance D between A and B. Which of the following equations represents this relation? Options:
  A) N = $\frac{k{p}_A}{D^2}+c{p}_B{D}^2$
  B) N = $\frac{k{p}_A{P}_B}{D^2}$
  C) N = $\frac{k{D}_A{P}_D}{B^2}$
  D) N = $\frac{k{D}_A^2{P}_D}{B}$
  Show Answer
  The correct answer is B .
• Question 1492: The ratio of the price of a loaf of bread to the price of a packet of sugar by 10%. Their new ratio is now Options:
  A) 40r:50t
  B) 0r:44t
  C) 44r:55t
  D) 44r:50t
  E) 55r:44t
  Show Answer
  The correct answer is C .
• Question 1493: Write down the number 0.0052048 correct to three significant figures Options:
  A) 0.005
  B) 0.0052
  C) 0.00520
  D) 5.2048
  E) 5204
  Show Answer
  The correct answer is C .
• Question 1494: Find the angle subtended at the centre of a circle by a chord which is equal in length to the radius of the circle Options:
  A) 30^o
  B) 45^o
  C) 60^o
  D) 90^o
  Show Answer
  The correct answer is C .
• Question 1495:

  Given $\sin 58°=\cos p°$, find p.

  Options:
  A) 48°
  B) 58°
  C) 32°
  D) 52°
  Show Answer
  The correct answer is C .
• Question 1496: In how many ways can the letters of the word ACCEPTANCE be arranged? Options:
  A) $\frac{10!}{2!2!3!}$
  B) $\frac{10!}{2!3!}$
  C) $\frac{10!}{2!2!}$
  D) $\frac{10!}{3!2!2!}$
  Show Answer
  The correct answer is D .
• Question 1497: If the exterior angles of a pentagon are x^o, (x + 5)^o, (x + 10), (x + 15)^o and (x + 20)^o, find x Options:
  A) 118^o
  B) 72^o
  C) 62^o
  D) 36^o
  Show Answer
  The correct answer is C .
• Question 1498:

  A group of market women sell at least one of yam, plantain and maize. 12 of them sell maize, 10 sell yam and 14 sell plantain. 5 sell plantain and maize, 4 sell yam and maize, 2 sell yam and plantain only while 3 sell all the three items. How many women are in the group?

  Options:
  A) 25
  B) 19
  C) 18
  D) 17
  Show Answer
  The correct answer is A .
• Question 1499:

  Find the distance between the points (-2, -3) and (-2, 4).

  Options:
  A) 3.0m
  B) 2.4m
  C) 3.2m
  D) 7.0m
  Show Answer
  The correct answer is D .
• Question 1500:

  

  The shaded area represents

  Options:
  A) x $\le$ 0, y $\le$ 0, 2y + 3x $\le$ 6
  B) x $\ge$ 0, y $\ge$ 3, 3x + 2y $\ge$ 6
  C) x $\ge$ 2, y $\ge$ 0, 3x + 2y $\le$ 6
  D) x $\ge$ 0, y $\ge$ 0, 3x + 2y $\ge$ 6
  Show Answer
  The correct answer is A .