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Mathematics WAEC Past Questions

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491

Find the equation whose roots are \(\frac{2}{3}and \frac{-1}{4}\)

  • A. \(12x^2-5x+2=0\)
  • B. \(12x^2-11x+2=0\)
  • C. \(x^2-\frac{11}{12}x+2=0\)
  • D. \(x^2+\frac{11}{12}x-2=0\)
  • E. \(12x^2+11x+2=0\)
View Answer & Discuss (4) WAEC 1998
492

Find (X-Y) if 4x - 3y = 7 and 3x - 2y = 5

  • A. 4
  • B. 3
  • C. 2
  • D. -2
  • E. -3
View Answer & Discuss (5) WAEC 1998
493

solve the inequality \((Y-2)<\frac{y}{3}\)

  • A. y > -9
  • B. y < 3
  • C. y > 4
  • D. y < 9
  • E. y > 0
View Answer & Discuss (6) WAEC 1998
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494
If h(m+n) = m(h+r) find h in terms of m, n and r
  • A. \(h=\frac{mr}{2m+n}\)
  • B. \(h=\frac{mr}{n+m}\)
  • C. \(h=\frac{m+n}{n}\)
  • D. \(h=\frac{m+n}{m}\)
  • E. \(h=\frac{mr}{n}\)
View Answer & Discuss WAEC 1998
495

Given that \(\frac{6x-y}{x+2y}=2\), find the value of \(\frac{x}{y}\)

  • A. \(\frac{3}{8}\)
  • B. \(\frac{5}{8}\)
  • C. \(\frac{4}{5}\)
  • D. \(\frac{5}{4}\)
  • E. \(\frac{8}{5}\)
View Answer & Discuss (8) WAEC 1998
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