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 771:

  

  The distribution of colours of beads in a bowl is given above. What is the probability that a bead selected at random will be blue or white?

  Options:
  A) 7/15
  B) 2/5
  C) 1/3
  D) 1/15
  Show Answer
  The correct answer is C .
• Question 772: A ship H leaves a port P and sails 30 km due south. Then it sails 50km due west. What is the bearing of H from P Options:
  A) 20^o 34'
  B) 243^o 26'
  C) 116^o 34'
  D) 63^o 26'
  E) 240^o 56'
  Show Answer
  The correct answer is B .
• Question 773: Find the angle subtended at the centre of a circle by a chord which is equal in length to the radius of the circle Options:
  A) 30^o
  B) 45^o
  C) 60^o
  D) 90^o
  Show Answer
  The correct answer is C .
• Question 774: Find the value of (4^{$\frac{1}{2}$})⁶ Options:
  A) 1
  B) 2
  C) 4
  D) 6
  E) 8
  Show Answer
  The correct answer is E .
• Question 775: Evaluate$\left(\begin{array}{cc}3& -2\\ -7& 5\end{array}\right)$ + 2$\left(\begin{array}{cc}-2& 4\\ 3& -1\end{array}\right)$ Options:
  A) $\left(\begin{array}{cc}-1& 6\\ -1& 3\end{array}\right)$
  B) $\left(\begin{array}{cc}3& 4\\ -2& 6\end{array}\right)$
  C) $\left(\begin{array}{cc}-1& 6\\ 1& 3\end{array}\right)$
  D) $\left(\begin{array}{cc}3& 4\\ 2& 6\end{array}\right)$
  Show Answer
  The correct answer is A .
• Question 776: 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 777: Determine the third term of a geometrical progression whose first and second term are 2 and 14 respectively Options:
  A) 1458
  B) 1485
  C) 1345
  D) 1258
  Show Answer
  The correct answer is A .
• Question 778: In how many ways can a committee of 2 women and 3 men be chosen from 6 men and 5 women? Options:
  A) 100
  B) 200
  C) 30
  D) 50
  Show Answer
  The correct answer is B .
• Question 779: The annul profits of a transport business were divided between the partners A and B in the ratio 3 : 5. If B received ₦3000 more than A, the total profit was Options:
  A) ₦5000
  B) ₦1800
  C) ₦12000
  D) ₦24000
  E) ₦8000
  Show Answer
  The correct answer is C .
• Question 780: The sum to infinity of the series: 1 + (1/3) + (1/9) + (1/27) + ... is Options:
  A) 11/3
  B) 10/3
  C) 5/2
  D) 3/2
  Show Answer
  The correct answer is D .