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 1041: Two ladders of length 5m and 7m lean against a pole and make angles 45° and 60° with the ground respectively. What is their distance apart on the pole correct to two decimal places? Options:
  A) 9.60m
  B) 6.06m
  C) 2.54m
  D) 2.53m
  E) 2.00m
  Show Answer
  The correct answer is D .
• Question 1042: A housewife bought 3 kilograms of garri at ₦13.00 per kg. She deposited ₦160. 00 for half a cow and bought 24 oranges at 10k each. She came back home with ₦20.60. She therefore left home with Options:
  A) ₦220.00
  B) ₦222.00
  C) ₦201.40
  D) ₦202.00
  E) ₦180.80
  Show Answer
  The correct answer is B .
• Question 1043: Simplify $\sqrt{6a}\times \sqrt{576a^6}$ Options:
  A) ± 16a2
  B) ± 16a
  C) ± 14a2
  D) ± 12a2
  E) ± 12a
  Show Answer
  The correct answer is D .
• Question 1044: Evaluate $\int$(sinx - 5x²)dx Options:
  A) -cosx - 10x + k
  B) cosx - $\frac{5x^3}{3}$ + k
  C) -cosx - $\frac{5x^3}{3}$ + k
  D) cosx - 10x + k
  Show Answer
  The correct answer is C .
• Question 1045: 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 1046: After getting a rise of 15%, a man's new monthly salary is ₦345. How much per month did he earn before the increase? Options:
  A) ₦330
  B) n396.75
  C) ₦300
  D) ₦293.25
  E) ₦360
  Show Answer
  The correct answer is C .
• Question 1047:

  PQRS is a rhombus. If PR² + QS² = KPQ², determine k

  Options:
  A) 1
  B) 2
  C) 3
  D) 4
  Show Answer
  The correct answer is D .
• Question 1048:

  

  Find the area of the trapezium above.

  Options:
  A) 91 cm²
  B) 78 cm²
  C) 60 cm²
  D) 19 cm²
  Show Answer
  The correct answer is C .
• Question 1049:

  

  In the figure, MNQP is a cyclic quadrilateral. MN and Pq are produced to meet at X and NQ and MP are produced to meet at Y. If MNQ = 86${}^{\circ }$ and NQP = 122${}^{\circ }$ find (x${}^{\circ }$, y${}^{\circ }$)

  Options:
  A) 28${}^{\circ }$, 36${}^{\circ }$
  B) 36${}^{\circ }$, 28${}^{\circ }$
  C) 43${}^{\circ }$, 61${}^{\circ }$
  D) 61${}^{\circ }$, 43${}^{\circ }$
  E) 36${}^{\circ }$, 43${}^{\circ }$
  Show Answer
  The correct answer is A .
• Question 1050: If log₅20 = x, find x Options:
  A) 1.761
  B) 1.354
  C) 1.861
  D) 2.549
  Show Answer
  The correct answer is C .