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 211:

  If S = (4t + 3)(t - 2), find ds/dt when t = 5 secs.

  Options:
  A) 50 units per sec
  B) 35 units per sec
  C) 22 units per sec
  D) 13 units per sec
  Show Answer
  The correct answer is B .
• Question 212: Write the decimal number 39 to base 2 Options:
  A) 10011 base 2
  B) 110111 base 2
  C) 111001 base 2
  D) 100101 base 2
  E) 19.5 base 2
  Show Answer
  The correct answer is A .
• Question 213: Given that log_a2 = 0.693 and log_a3 = 1.097, find log_a 13.5 Options:
  A) 1.404
  B) 1.790
  C) 2.598
  D) 2.790
  Show Answer
  The correct answer is C .
• Question 214: Three teachers shared a packet of chalk. The first teacher got 2/5 of the chalk and the second teacher received 2/15 of the remainder. What fraction the the third teacher receive? Options:
  A) 8/15
  B) 11/25
  C) 12/25
  D) 13/25
  Show Answer
  The correct answer is D .
• Question 215:

  If $\left|\begin{array}{cc}2& -4\\ x& 9\end{array}\right|=58$, find the value of x.

  Options:
  A) 10
  B) 30
  C) 14
  D) 28
  Show Answer
  The correct answer is A .
• Question 216: If | 2 3 | = | 4 1 |. find the value of y. 7 Options:
  A) -6
  B) 6
  C) -12
  D) 12
  Show Answer
  The correct answer is A .
• Question 217: The locus of a dog tethered to a pole with a rope of 4m is a Options:
  A) circle with diameter 4m
  B) circle with radius 4m
  C) semi-circle with diameter 4m
  D) semi-circle with radius 4m
  Show Answer
  The correct answer is B .
• Question 218: If the interest on N150.00 for 2¹/₂ years is N4.50, find the interest on N250.00 for 6 months at the same rate Options:
  A) N1.50
  B) N7.50
  C) N15.00
  D) N18.00
  Show Answer
  The correct answer is A .
• Question 219: Solve for x if 25^x + 3(5^x) = 4 Options:
  A) 1 or -4
  B) zero
  C) 1
  D) -4 or o
  Show Answer
  The correct answer is B .
• Question 220: 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 .