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 1371:

  

  If the area of $△$PQR above is 12$\sqrt{3}$cm², find the value of q?

  Options:
  A) 7cm
  B) 8cm
  C) 5cm
  D) 6cm
  Show Answer
  The correct answer is D .
• Question 1372: If y = (2x + 2)³, find $\frac{\delta x}{\delta y}$ Options:
  A) 3(2x +2)²
  B) 6(2x +2)
  C) 3(2x +2)
  D) 6(2x +2)²
  Show Answer
  The correct answer is D .
• Question 1373: If y varies directly as the square root of x and y = 3 when x = 16. Calculate y when x = 64 Options:
  A) 12
  B) 6
  C) 3
  D) 5
  Show Answer
  The correct answer is B .
• Question 1374:

  $\frac{\frac{2}{3}÷\frac{4}{5}}{\frac{1}{4}+\frac{3}{5}-\frac{1}{3}}$

  Options:
  A) $\frac{31}{50}$
  B) $\frac{20}{31}$
  C) $\frac{31}{20}$
  D) $\frac{50}{31}$
  Show Answer
  The correct answer is D .
• Question 1375: Divide: ax^3x - 26x^2x + 156a^x - 216 by a^2x - 24a^x + 108 Options:
  A) a^x - 2
  B) a^x + 2
  C) a^x - 8
  D) a^x - 6
  Show Answer
  The correct answer is A .
• Question 1376: Solve for x and y in the equations below
  x² - y² = 4
  x + y = 2 Options:
  A) x = 0, y = -2
  B) x = 0, y = 2
  C) x = 2, y = 0
  D) x = -2, y = 0
  Show Answer
  The correct answer is C .
• Question 1377: In a school, there are 35 students in class 2A and 40 in class 2B. The mean score for class 2 in an English Literature examination is 60.0 and that for 2B in the same paper is 52.5. Find, to one place of decimal, the mean for the combined classes Options:
  A) 2.5
  B) 56.0
  C) 56.2
  D) 56.3
  E) 6.5
  Show Answer
  The correct answer is B .
• Question 1378: The cost of production of an article is made up as follows: Labour ₦70, Power ₦15, Materials ₦30, Miscellaneous ₦5. Find the angle of the sector representing Labour in a pie chart Options:
  A) 210^o
  B) 105^o
  C) 105^o
  D) 175^o
  E) 90^o
  Show Answer
  The correct answer is A .
• Question 1379: Simplify 3 - 2 $÷$ $\frac{4}{5}$ + $\frac{1}{2}$ Options:
  A) 1$\frac{3}{4}$
  B) -1
  C) 1$\frac{3}{10}$
  D) 1
  E) 1$\frac{9}{10}$
  Show Answer
  The correct answer is D .
• Question 1380: Solve for x and y respectively
  3x - 5y = 9
  6x - 4y = 12 Options:
  A) $\frac{3}{4}$, 1
  B) $\frac{4}{3}$, 1
  C) $\frac{3}{4}$, -1
  D) $\frac{4}{3}$, -1
  Show Answer
  The correct answer is D .