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 2531: If the 6th term of an arithmetic progression is 11 and the first term is 1, find the common difference. Options:
  A) $\frac{12}{5}$
  B) $\frac{5}{3}$
  C) -2
  D) 2
  Show Answer
  The correct answer is D .
• Question 2532:

  A bottle of malt costs three times as much as a bottle of Mirinda. If 5 bottles of malt and 4 bottles of Mirinda cost N380.00 altogether, how much does a bottle of malt cost?

  Options:
  A) N90.00
  B) N80.00
  C) N60.00
  D) N40.00
  E) N20.00
  Show Answer
  The correct answer is C .
• Question 2533: If tan θ = 4/3, calculate sin²θ - cos²θ. Options:
  A) 16/25
  B) 24/25
  C) 7/25
  D) 9/25
  Show Answer
  The correct answer is C .
• Question 2534: Calculate the area of a parallelogram whose diagonals are of length 8cm and 12cm and intersect at an angle of 135° Options:
  A) 271.5cm²
  B) 135.8cm²
  C) 96.0cm²
  D) 48.0cm²
  E) 33.9cm²
  Show Answer
  The correct answer is E .
• Question 2535: Calculate the area of a parallelogram whose diagonals are of length 8cm and 12cm and intersect at an angle of 135° Options:
  A) 271.5cm²
  B) 135.8cm²
  C) 96.0cm²
  D) 48.0cm²
  E) 33.9cm²
  Show Answer
  The correct answer is E .
• Question 2536:

  $\begin{array}{cccc}class& 1-3& 4-6& 7-9\\ Frequency& 5& 8& 5\end{array}$

  Find the standard deviation of the data using the table above

  Options:
  A) 5
  B) \(\sqrt{6}\0
  C) $\frac{5}{3}$
  D) $\sqrt{5}$
  Show Answer
  The correct answer is A .
• Question 2537: Twenty girls and y boys sat on an examination. The mean marks obtained by the girls and boys were 52 and 57 respectively. if the total score for both girls and boys was 2950, find y. Options:
  A) 51
  B) 48
  C) 30
  D) 25
  E) 18
  Show Answer
  The correct answer is C .
• Question 2538: An arc of a circle subtends an angle 70^o at the centre. If the radius of the circle is 6cm, calculate the area of the sector subtended by the given angle.($\pi$ = $\frac{22}{7}$) Options:
  A) 22cm²
  B) 44cm²
  C) 66cm²
  D) 88cm²
  Show Answer
  The correct answer is A .
• Question 2539:

  

  The histogram above represents the weights of students who travelled out to their school for an examination. How many people made the trip.

  Options:
  A) 78
  B) 38
  C) 29
  D) 69
  Show Answer
  The correct answer is C .
• Question 2540: Cos 65^o has the same value as Options:
  A) Sin 65^o
  B) Cos 25^o
  C) Cos 115^o
  D) Cos 205^o
  E) Cos 295^o
  Show Answer
  The correct answer is E .