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.

11.  Solve: – \(\frac{1}{4}\) < \(\frac{3}{4}\) (3x – 2) < \(\frac{1}{2}\)

  • A. -\(\frac{5}{9}\) < x <\(\frac{8}{9}\)
  • B. -\(\frac{8}{9}\) < x <\(\frac{7}{9}\)
  • C. -\(\frac{8}{9}\) < x <\(\frac{5}{9}\)
  • D. -\(\frac{7}{9}\) < x <\(\frac{8}{9}\)

12. Simplify; 3x – (p – x) – (r – p)

  • A. 2x – r
  • B. 2x + r
  • C. 4x – r
  • D. 2x – 2p – r

13.  An arc of a circle of radius 7.5cm is 7.5cm  long. Find, correct to the nearest degree, the angle which the arc subtends at the centre of the circle. [Take π=22/7]

  • A. 29o
  • B. 57o
  • C. 65o
  • D. 115o

14. Water flows out of a pipe at a rate of 40πcm2πcm2 per seconds into an empty cylinder container of base radius 4cm. Find the height of water in the container after 4 seconds.

  • A. 10 cm
  • B. 14 cm
  • C. 16 cm
  • D. 20 cm

15. The dimensions of water tank are 13cm, 10cm and 70cm. If it is half-filled with water, calculate the volume of water in litres

  • A. 4.55 litres
  • B. 7.50 litres
  • C. 8.10 litres
  • D. 9.55 litres

16. If the total surface area of a solid hemisphere is equal to its volume, find the radius

  • A. 3.0cm
  • B. 4.5cm
  • C. 5.0cm
  • D. 9.0cm

17. Which of the following is true about parallelogram?

  • A. opposite angles are supplementary
  • B. opposite angles are complementary
  • C. opposite angles are equal
  • D. opposite angles are reflex angles

18. Calculate the gradient (slope) of the joining points (-1, 1) and (2, -2)

  • A. -1
  • B. 1/2
  • C. 12
  • D. 1
 

19.  If P(2,3) and Q)2, 5) are points on a graph, calculate the length PQ

  • A. 6 units
  • B. 5 units
  • C. 4 units
  • D. 2 units

20.  A bearing of 320º expressed as a compass bearing is

  • A. N 50º W
  • B. N 40º W
  • C. N 50º E
  • D. N 40o E
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