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 2741: Raial has 7 different posters to be hanged in her bedroom, living room and kitchen. Assuming she has plans to place at least a poster in each of the 3 rooms, how many choices does she have? Options:
  A) 49
  B) 170
  C) 21
  D) 210
  Show Answer
  The correct answer is D .
• Question 2742: How many possible ways are there of seating seven people P,Q,R,S,T,U and V at a circular table Options:
  A) 360
  B) 720
  C) 2520
  D) 5040
  Show Answer
  The correct answer is B .
• Question 2743: Solve the equation
  $5^{(x-2)}=(1÷125{)}^{(x+3)}$ Options:
  A) 3/2
  B) − 7/4
  C) 4/7
  D) 7/4
  Show Answer
  The correct answer is B .
• Question 2744:

  

  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 2745:

  Factorize 4a${}^2$ - 9b${}^2$

  Options:
  A) (2a-3b) (2a+3b)
  B) (2a-b) (2a+3b)
  C) (2a-3b) (a+3b)
  D) (a-3b) (a+3b)
  Show Answer
  The correct answer is A .
• Question 2746: If ₦560.70 is shared in the ratio 7 : 2 : 1, what is the smallest share? Options:
  A) ₦392.49
  B) ₦56.70
  C) ₦113.40
  D) ₦112.14
  E) ₦56.07
  Show Answer
  The correct answer is E .
• Question 2747: 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 2748:

  Given that $p=1+\sqrt{2}$ and $q=1-\sqrt{2},$ evaluate $\frac{(p^2-q^2)}{2pq}$.

  Options:
  A) 2(2+√2)
  B) -2(2+√2)
  C) 2√2
  D) -2√2
  Show Answer
  The correct answer is D .
• Question 2749:

  The angle of elevation of the top of a tree from a point on the ground 60m away from the foot of the tree is 78°. Find the height of the tree correct to the nearest whole number.

  Options:
  A) 148m
  B) 382m
  C) 282m
  D) 248m
  Show Answer
  The correct answer is C .
• Question 2750: Make L the subjects of the formula if $\sqrt{\frac{42w}{5l}}$ Options:
  A) $\sqrt{\frac{42w}{5d}}$
  B) $\frac{42W}{5d^2}$
  C) $\frac{42}{5dW}$
  D) $\frac{1}{d}\sqrt{\frac{42w}{5}}$
  Show Answer
  The correct answer is B .