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Mathematics 2007 WAEC Past Questions

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1
Evaluate \((111_{two})^2\) and leave your answer in base 2
  • A. \(111001_{two}\)
  • B. \(110001_{two}\)
  • C. \(101001_{two}\)
  • D. \(10010_{two}\)
View Answer & Discuss WAEC 2007
2
Find the LCM of \(2^{3}\times 3\times 5^{2}, 2\times 3^{2}\times 5 \hspace{1mm}and \hspace{1mm}2^{2}\times 3^{2}\times 5\)
  • A. \(2^{2}\times 3^{3}\times 5^{2}\)
  • B. \(2^{3}\times 3^{23}\times 5\)
  • C. \(2^{2}\times 3^{2}\times 5^{2}\)
  • D. \(2^{3}\times 3^{3}\times 5^{2}\)
View Answer & Discuss (3) WAEC 2007
3
Simplify \((0.3\times 10^{5})\div (0.4\times 10^{7})\)leaving your answer in standard form
  • A. \(7.5\times 10^{-4}\)
  • B. \(7.5\times 10^{-3}\)
  • C. \(7.5\times 10^{-2}\)
  • D. \(7.5\times 10^{-1}\)
View Answer & Discuss WAEC 2007
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4
If \(p\propto \frac{1}{q}\), which of the following is true?
  • A. \(\propto p^{2}\)
  • B. \(p\propto \frac{1}{q^{2}}\)
  • C. \(q\propto \sqrt{p}\)
  • D. \(q\propto \frac{1}{p}\)
View Answer & Discuss WAEC 2007
5

Simplify \(3\sqrt{45}-12\sqrt{5}+16\sqrt{20}\)leaving your answer in surd form

  • A. \(29\sqrt{5}\)
  • B. \(14\sqrt{15}\)
  • C. \(12\sqrt{15}\)
  • D. \(11\sqrt{5}\)
View Answer & Discuss (3) WAEC 2007
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Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
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