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.

  1. Express 0.0000407, correct to 2 significant figures

    • A. 0.0
    • B. 0.00004
    • C. 0.000041
    • D. 0.0000407

2.  If x varies inversely as y and y varies directly as z, what is the relationship between x and z?

  • A. x \(\alpha\) z
  • B. x \(\alpha\) \(\frac{1}{z}\)
  • C. a \(\alpha\) z\(^2\)
  • D. x \(\alpha\) \(\frac{1}{z^2}\)

3.  Evaluate \(\frac{3\frac{1}{4} \times 1\frac{3}{5}}{11\frac{1}{3} – 5 \frac{1}{3}}\)

  • A. \(\frac{14}{15}\)
  • B. \(\frac{13}{15}\)
  • C. \(\frac{4}{5}\)
  • D. \(\frac{11}{15}\)

4. The ages of Tunde and Ola are in the ratio 1:2. If the ratio of Ola’s age to Musa’s age is 4:5, what is the ratio of Tunde’s age to Musa’s age?

  • A. 1 : 4
  • B. 1 : 5
  • C. 2 : 5
  • D. 5 : 2

5. If M = {x : 3   x < 8} and N = {x : 8 <  x  12}, which of the following is true?

i. 8  M  N

ii. 8  M  N

iii. M  N = 

  • A. iii only
  • B. i and ii
  • C. ii and iii only
  • D. i, ii and iii

6. Given that a = log 7 and b = log 2, express log 35 in terms of a and b.

  • A. a + b + 1
  • B. ab – 1
  • C. a – b + 1
  • D. b – a + 1

7. If x = 2/3 and y = – 6, evaluate xy – y/x

  • A. 0
  • B. 5
  • C. 8
  • D. 9

8.  Solve the equation:   1/5x + 1/x= 3

  • A. 1/5
  • B. 2/5
  • C. 3/5
  • D. 4/5

9. A sum of N18,100 was shared among 5 boys and 4 girls with each boy taking N20.00 more than each girl. Find a boy’s share.

  • A. N1,820.00
  • B. 2,000.00
  • C. N2,020.00
  • D. N2,040.00

10. One factor of 7+3x10 is

  • A. 7x + 5
  • B. x – 2
  • C. 7x – 2
  • D. x – 5
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