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 2451: Find the sum to infinity to the following series 3 + 2 + $\frac{4}{3}$ + $\frac{8}{9}$ + $\frac{16}{17}$ + ..... Options:
  A) 1270
  B) 190
  C) 18
  D) 9
  Show Answer
  The correct answer is D .
• Question 2452: If ⁿP₃ - 6(ⁿC₄) = 0, find the value of n Options:
  A) 5
  B) 6
  C) 7
  D) 8
  Show Answer
  The correct answer is C .
• Question 2453: Calculate the time taken for ₦3000 to earn ₦600 if invested at 8% simple interest Options:
  A) 2$\frac{1}{2}$ years
  B) 3 years
  C) 3$\frac{1}{2}$ years
  D) 1$\frac{1}{2}$ years
  Show Answer
  The correct answer is A .
• Question 2454:
  

  The pie chart shows the income of a civil servant in month. If his monthly income is N6,000. Find his monthly basic salary.

  Options:
  A) N2,050
  B) N2600
  C) N3,100
  D) N3,450
  Show Answer
  The correct answer is A .
• Question 2455:

  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 2456: The remainder when 6p³ - p² - 47p + 30 is divided by p - 3 is Options:
  A) 21
  B) 42
  C) 63
  D) 18
  Show Answer
  The correct answer is B .
• Question 2457:

  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 2458: In a class of 150 students, the sector in a pie chart representing the students offering Physics has angle 12^o. How many students are offering Physics? Options:
  A) 18
  B) 15
  C) 10
  D) 5
  Show Answer
  The correct answer is D .
• Question 2459:

  The ratio of the length of two similar rectangular blocks is 2 : 3. If the volume of the larger block is 351cm${}^3$, then the volume of the other block is?

  Options:
  A) 234.00 cm³
  B) 526.50 cm³
  C) 166.00 cm³
  D) 687cm³
  Show Answer
  The correct answer is A .
• Question 2460: Find the mean deviation of 20, 25, 21, 27, 28, 29, to the nearest whole number Options:
  A) 2
  B) 3
  C) 4
  D) 5
  E) 6
  Show Answer
  The correct answer is B .