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 1481: Convert 241 in base 5 to base 8, Options:
  A) 71₈
  B) 107₈
  C) 176₈
  D) 241₈
  Show Answer
  The correct answer is B .
• Question 1482:

  

  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 1483:

  Integrate (2x+1)${}^3$

  Options:
  A) $\frac{{2x+1}^3}{8}$ + C
  B) $\frac{{2x+1}^4}{8}$ + C
  C) $\frac{{2x+1}^4}{4}$ + C
  D) $\frac{{2x+1}^2}{6}$ + C
  Show Answer
  The correct answer is B .
• Question 1484: Find the sum of the first 18 terms of the progression 3, 6, 12...... Options:
  A) 3(2¹⁷ - 1)
  B) 3(2¹⁸ - 1)
  C) 3(2¹⁸ + 1)
  D) 3(2¹⁷ - 1)
  Show Answer
  The correct answer is D .
• Question 1485: If 0.0000152 x 0.042 = A x 10⁸, where 1 $\le$ A < 10, find A and B. Options:
  A) A = 9, B = 6.38
  B) A = 6.38, B = -9
  C) A = -6.38, B = -9
  D) A = -9, B = -6.38
  Show Answer
  The correct answer is B .
• Question 1486: Solve for x, If $\frac{\frac{2}{x}}{\frac{p^2+p^2}{p^2+p^2}}$ = m Options:
  A) $\frac{4pq}{m(p+q)}$
  B) $\frac{2p^2{q}^2}{m(q^2+p^2)}$
  C) $\frac{2pq}{m(q^2+p^2)}$
  D) $\frac{2p^2{q}^2}{m(p^2)}$
  Show Answer
  The correct answer is B .
• Question 1487: Express the product of 0.0014 and 0.011 in standard form Options:
  A) 1.54 x 10^-2
  B) 1.54 x 10^-3
  C) 1.54 x 10^-4
  D) 1.54 x 10^-5
  Show Answer
  The correct answer is D .
• Question 1488: A chord of a circle of a diameter 42cm subtends an angle of 60^o at the centre of the circle. Find the length of the mirror arc Options:
  A) 22cm
  B) 44cm
  C) 110cm
  D) 220cm
  Show Answer
  The correct answer is A .
• Question 1489: Find the values of x which satisfy the equation 16^x - 5 x 4^x + 4 = 0 Options:
  A) 1 and 4
  B) -2 and 2
  C) 0 and 1
  D) -1 and 0
  Show Answer
  The correct answer is C .
• Question 1490: The determination of the matrix $\left(\begin{array}{ccc}1& 3& 3\\ 4& 5& 6\\ 2& 0& 1\end{array}\right)$ is Options:
  A) -67
  B) -57
  C) -3
  D) 3
  Show Answer
  The correct answer is D .