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Tuesday, 03 November 2026
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Mathematics Past Questions and Answers

Jamb 2012 Mathematics Questions

Question 1:
Convert 112\(_6\) to a number in base three
  • A 2211
  • B 2121
  • C 1212
  • D 1122
View Answer & Explanation
Question 2:
Simply \(\frac{2\frac{2}{3} \times 1\frac{1}{2}}{4\frac{4}{5}}\)
  • A \(1\frac{1}{4}\)
  • B \(1\frac{1}{6}\)
  • C \(\frac{5}{6}\)
  • D \(\frac{4}{5}\)
View Answer & Explanation
Question 3:
Evaluate \(\frac{21}{9}\) to 3 significant figures
  • A 2.30
  • B 2.31
  • C 2.32
  • D 2.33
View Answer & Explanation
Question 4:
A man earns N3,500 per month out of which he spends 15% on his children's education. If he spends additional N1,950 on food, how much does he have left?
  • A N525
  • B N1,025
  • C N1,950
  • D N2,975
View Answer & Explanation
Question 5:
If 27\(^{x + 2}\) \(\div\) 9\(^{x + 1}\) = 3\(^{2x}\), find x.
  • A 3
  • B 4
  • C 5
  • D 6
View Answer & Explanation