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 1201: If P = $\frac{2}{3}$ ($\frac{1-r^2}{n^2}$), find n when r = $\frac{1}{3}$ and p = 1 Options:
  A) $\frac{3}{2}$
  B) $\frac{1}{3}$
  C) 3
  D) $\frac{2}{3}$
  Show Answer
  The correct answer is D .
• Question 1202:

  A car uses one litre of petrol for every 14km. If one litre of petrol cost ₦63.00, how far can the car go with ₦900.00 worth of petrol?

  Options:
  A) 420km
  B) 405km
  C) 210km
  D) 200km
  Show Answer
  The correct answer is D .
• Question 1203:

  If two graphs y = px² + q and y = 2x² − 1 intersect at x =2, find the value of p in terms of q

  Options:
  A) q − $\frac{8}{7}$
  B) 7 − $\frac{q}{4}$
  C) 8 − $\frac{q}{2}$
  D) 7 + $\frac{q}{8}$
  Show Answer
  The correct answer is B .
• Question 1204: Given that p:q = $\frac{1}{3}$:$\frac{1}{2}$ and q:r = $\frac{2}{5}$, find p:r Options:
  A) 4:105
  B) 7:15
  C) 20:21
  D) 2:35
  E) 3:20
  Show Answer
  The correct answer is C .
• Question 1205: If U = (s, p, i, e, n, d, o, u, r), X = (s, p, e, n, d) Y = (s, e, n, o, u), Z = (p, n, o, u, r) find X ∩ Y ∪ Z Options:
  A) (p, o, u, r)
  B) (s, p, d, r)
  C) (p, n, d)
  D) (n, d, u)
  Show Answer
  The correct answer is C .
• Question 1206: Ice forms on a refrigerator ice box at rate of (4 - 0.61)g per minute after 1 minute. If initially, there were 2g of ice, find the mass of ice formed in 5 minutes. Options:
  A) 19.5
  B) 17.0
  C) 14.5
  D) 12.5
  Show Answer
  The correct answer is D .
• Question 1207:

  Evaluate (0.14² x 0.275) ÷ 7(0.02) to 3 decimal places.

  Options:
  A) 0.039
  B) 0.358
  C) 0.033
  D) 0.308
  Show Answer
  The correct answer is A .
• Question 1208:
  

  Find the volume of the cylinder above
  [Take $\pi {=}^{22}{/}_7$]

  Options:
  A) 9,856 cm${}^3$
  B) 14,784 cm${}^3$
  C) 4,928 cm${}^3$
  D) 19,712 cm${}^3$
  Show Answer
  The correct answer is B .
• Question 1209:

  If n(P) = 20 and n(Q) = 30 and n(PuQ) = 40, find the value n(PnQ)

  Options:
  A) 10
  B) 30
  C) 15
  D) 40
  Show Answer
  The correct answer is A .
• Question 1210: Twice a number, x, is added to 5, the result is at least 11. What is the range of values of x?
  Options:
  A) x > 3
  B) x ≥ 3
  C) x ≤ 3
  D) x < 3
  E) x ≤ -3
  Show Answer
  The correct answer is B .