Mathematics 2017 Past Questions | WAEC

Study the following Mathematics past questions and answers for JAMBWAEC  NECO and Post-JAMB. Get prepared with official past questions and answers for upcoming examinations.

31.  Given that t = \(2 ^{-x}\), find \(2 ^{x + 1}\) in terms of t. 

  • A. \(\frac{2}{t}\)
  • B. \(\frac{t}{2}\)
  • C. \(\frac{1}{2t}\)
  • D. t

32.  Two bottles are drawn with replacement from a crate containing 8 coke, 12 and 4 sprite bottles. What is the probability that the first is coke and the second is not coke?

  • A. \(\frac{1}{12}\)
  • B. \(\frac{1}{6}\)
  • C. \(\frac{2}{9}\)
  • D. \(\frac{3}{8}\)

33. If the simple interest on a certain amount of money saved in a bank for 5 years at 21212% annum is N500.00, calculate the total amount due after 6 years at the same rate

  • A. N2,500.00
  • B. N2,600.00
  • C. N4,500.00
  • D. N4,600.00

34. Calculate the variance of 2, 3, 3, 4, 5, 5, 5, 7, 7 and 9

  • A. 2.2
  • B. 3.4
  • D. 4.0
  • D. 4.2

35. A circular pond of radius 4m has a path of width 2.5m round it. Find, correct to two decimal places, the area of the path. [Take22/7]

  • A. 7.83m2m2
  • B. 32.29m2m2
  • C. 50.29m2m2
  • D. 82.50m2

36.mathematics past question

Fig. 1 and Fig. 2 are the addition and multiplication tables respectively in modulo 5. Use these tables to solve the equation (n 44)

  • A. 1
  • B. 2
  • C. 3
  • D. 4

37.mathematics past question

The diagram shows a circle centre O. if <STR = 29 and <RST = 450, calculate the value of <STO

  • A. 12º
  • B. 15º
  • C. 29º
  • D. 34º

38.mathematics past question

In the diagram, XY is a straight line. <POX = <POQ and <ROY = <QOR. Find the value of <POQ + <ROY.

  • A. 60º
  • B. 90º
  • C. 100º
  • D. 120º

39INAsT0WWQ9QntcSEdLgOnt3dOEc40oLrevyXo4bH

The diagram shows a circle O. If < ZYW = 33º

 , find < ZWX

  • A. 33º
  • B. 57º
  • C. 90º
  • D. 100º

40.Y6QqHYSJ9mwC5mtp0lUJY5ELhvlHf5vkwHi9RGHC

In the diagram, PQ and PS are tangents to the circle O. If PSQ = m, <SPQ = n and <SQR = 33º, find the value of (m + n)

  • A. 103º
  • B. 123º
  • C. 133º
  • D. 143º
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