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 1281: The first term of a geometric progression is twice its common ratio. Find the sum of the first two terms of the G.P if its sum to infinity is 8. Options:
  A) 8/5
  B) 8/3
  C) 72/25
  D) 56/9
  Show Answer
  The correct answer is C .
• Question 1282: Two beads are drawn at random, one after the other, with replacement, from a box containing 5 red and 7 white identical beads. What is the probability that the beads are the same colour Options:
  A) $\frac{119}{144}$
  B) $\frac{95}{144}$
  C) $\frac{37}{72}$
  D) $\frac{49}{144}$
  E) $\frac{1}{6}$
  Show Answer
  The correct answer is C .
• Question 1283: 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 1284:

  

  In the diagram, a cylinder is surmounted by a hemispherical bowl. Calculate the volume of the solid

  Options:
  A) 198$\pi c{m}^3$
  B) 180$\pi c{m}^3$
  C) 162$\pi c{m}^3$
  D) 216$\pi c{m}^3$
  Show Answer
  The correct answer is A .
• Question 1285:
  

  The pie chart above shows the distribution of subjects offered by students in SSS III level. If 80 students enrolled in the class. What is the size of the angle of the sector in economics?

  Options:
  A) 24^o
  B) 39^o
  C) 32^o
  D) 36^o
  Show Answer
  The correct answer is C .
• Question 1286:

  If given two points A(3, 12) and B(5, 22) on a x-y plane. Find the equation of the straight line with intercept at 2.

  Options:
  A) y = 5x + 2
  B) y = 5x + 3
  C) y = 12x + 2
  D) y = 22x + 3
  Show Answer
  The correct answer is A .
• Question 1287:

  A binary operation x is defined by a x b = a${}^b$. If a x 2 = 2 - a, find the possible values of a?

  Options:
  A) 1, -2
  B) 2, -1
  C) 2, -2
  D) 1, -1
  Show Answer
  The correct answer is A .
• Question 1288: A man drove for 4 hours at a certain speed, he then doubled his speed and drove for another 3 hours. Although he covered 600 kilometers. At what speed did he drive for the last 3 hours? Options:
  A) 120km/hr
  B) 60km/hr
  C) 670km/hr
  D) 40km/hr
  Show Answer
  The correct answer is B .
• Question 1289: Find the distance between the point Q (4,3) and the point common to the lines 2x - y = 4 and x + y = 2 Options:
  A) 3√10
  B) 3√5
  C) √26
  D) √13
  Show Answer
  The correct answer is D .
• Question 1290:

  $\begin{array}{ccccccccc}Scores(x)& 0& 1& 2& 3& 4& 5& 6& 7\\ Frequency(f)& 7& 11& 6& 7& 7& 5& 3\end{array}$

  In the distribution above, the mode and median respectively are

  Options:
  A) 1,3
  B) 1, 2
  C) 3, 3
  D) 0, 2
  Show Answer
  The correct answer is B .