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 1301: The area of a circle of radius 4cm is equal to (Take π = 3.142 ) Options:
  A) 10.3cm²
  B) 15.7cm²
  C) 50.3cm²
  D) 17.4cm²
  Show Answer
  The correct answer is C .
• Question 1302: If x + $\frac{1}{x}$ = 4, find x² + $\frac{1}{x^2}$ Options:
  A) 16
  B) 14
  C) 12
  D) 9
  Show Answer
  The correct answer is B .
• Question 1303: If m * n = [m_n − n_m] for m, n belong to R, evaluate − 3 * 4 Options:
  A) 3
  B) 4
  C) 5
  D) 6
  Show Answer
  The correct answer is C .
• Question 1304: A world congress of mathematicians were held in Nice in 1970 with 800 people participating. There were 300 from Europe, 200 from America, 150 from Asia, 45 from Africa and 105 from Australia. Representing the above on a pie chart, the angle of the sector representing the participant is Options:
  A) 150^o
  B) 67$\frac{1}{2}$^o
  C) 67^o
  D) 135^o
  E) 68^o
  Show Answer
  The correct answer is B .
• Question 1305:

  If (x - a) is a factor of bx - ax + x², find the other factor.

  Options:
  A) (x + b)
  B) (x - b)
  C) (a + b)
  D) (a - b)
  Show Answer
  The correct answer is A .
• Question 1306:

  Simplify

  $\frac{25\frac{2}{3}+25\frac{1}{6}}{(\frac{1}{5})\frac{7}{6}\times (\frac{1}{5})\frac{1}{6}}$

  Options:
  A) 25
  B) $\frac{1}{5}$
  C) 1
  D) $\frac{1}{25}$
  Show Answer
  The correct answer is B .
• Question 1307: PQR is the diagram of a semicircle RSP with centre at Q and radius of length 3.5cm. If QPT = 60^o. Find the perimeter of the figure PTRS. $\pi$ = $\frac{22}{7}$ Options:
  A) 25cm
  B) 18cm
  C) 36cm
  D) 29cm
  E) 25.5cm
  Show Answer
  The correct answer is A .
• Question 1308: Find the sum of the first 18 terms of the series 3, 6, 9,..., 36. Options:
  A) 505
  B) 513
  C) 433
  D) 635
  Show Answer
  The correct answer is B .
• Question 1309: If y varies directly as $\sqrt{n}$ and y = 4 when n = 4, find y when n = 1$\frac{7}{9}$ Options:
  A) $\sqrt{17}$
  B) $\frac{4}{3}$
  C) $\frac{8}{3}$
  D) $\frac{2}{3}$
  Show Answer
  The correct answer is C .
• Question 1310: A micrometer is defined as one millionth of a millimeter Options:
  A) 0.00012m
  B) 0.0000012m
  C) 0.000012m
  D) 0.00000012m
  E) 0.000000012m
  Show Answer
  The correct answer is C .