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 1341:

  If $4{\sin }^{2}x-3=0$, find the value of x, when 0° $\le$ x $\le$ 90°

  Options:
  A) 90°
  B) 45°
  C) 60°
  D) 30°
  Show Answer
  The correct answer is C .
• Question 1342: Solve for a positive number x such that 2(x³ - x² - 2x) = 1 Options:
  A) 4
  B) 3
  C) 2
  D) 1
  Show Answer
  The correct answer is C .
• Question 1343: If the lines 3y = 4x - 1 and qy = x + 3 are parallel to each other, the value of q is Options:
  A) -⁴/₃
  B) -³/₄
  C) ⁴/₃
  D) ³/₄
  Show Answer
  The correct answer is D .
• Question 1344: Make R the subject of the fomula S = $\sqrt{\frac{2R+T}{2RT}}$ Options:
  A) R = $\frac{T}{(T{S}^2+1)}$
  B) R = $\frac{T}{2(T{S}^2-2)}$
  C) R = $\frac{T}{2(T{S}^2+1)}$
  D) R = $\frac{R}{2(T{S}^2+1)}$
  Show Answer
  The correct answer is B .
• Question 1345: 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 1346: In a basket, there are 6 grapes, 11 bananas and 13 oranges. If one fruit is chosen at random. What is the probability that the fruit is either a grape or a banana Options:
  A) ⁶/₃₀
  B) ⁵/₃₀
  C) ¹⁷/₃₀
  D) ¹¹/₃₀
  Show Answer
  The correct answer is C .
• Question 1347:

  

  In a class of 60 pupils, the statistical distribution of the numbers of pupils offering Biology, History, French, Geography and Additional mathematics is as shown in the pie chart. How many pupils offer Additional Mathematics?

  Options:
  A) 15
  B) 10
  C) 18
  D) 12
  E) 20
  Show Answer
  The correct answer is B .
• Question 1348: Find the solution of the equation x + 2$\sqrt{x-8}$ = 0 Options:
  A) (4, 16)
  B) (2, 4)
  C) (4, 1)
  D) (1, 16)
  E) (16, 16)
  Show Answer
  The correct answer is A .
• Question 1349:

  

  Find the value of l in the frustrum above

  Options:
  A) 5cm
  B) 6cm
  C) 7cm
  D) 8cm
  Show Answer
  The correct answer is A .
• Question 1350:

  $\begin{array}{cccccc}\text{Values}& 0& 1& 2& 3& 4\\ \text{Frequency}& 1& 2& 2& 1& 9\end{array}$

  Find the mode of the distribution above

  Options:
  A) 1
  B) 2
  C) 3
  D) 4
  Show Answer
  The correct answer is D .