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Friday, 17 April 2026
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Mathematics Past Questions and Answers

Jamb 2013 Mathematics Questions

Question 1:
Convert 2710 to another number in base three
  • A 1001<sub style='font-size: smaller;'>3</sub>
  • B 1010<sub style='font-size: smaller;'>3</sub>
  • C 1100<sub style='font-size: smaller;'>3</sub>
  • D 1000<sub style='font-size: smaller;'>3</sub>
View Answer & Explanation
Question 2:
3 girls share a number of apples in the ration 5:3:2. If the highest share is 40 apples, find the smallest share
  • A 36
  • B 24
  • C 16
  • D 38
View Answer & Explanation
Question 3:
Evaluate \(\frac{1.25 \times 0.025}{0.05}\), correct to 1 decimal place
  • A 0.6
  • B 6.2
  • C 6.3
  • D 0.5
View Answer & Explanation
Question 4:
Calculate the time taken for N3000 to earn N600 if invested at 8% simple interest
  • A 2\(\frac{1}{2}\) years
  • B 3 years
  • C 3\(\frac{1}{2}\) years
  • D 1\(\frac{1}{2}\) years
View Answer & Explanation
Question 5:
Simplify \(\frac{3^{-5n}}{9^{1-n}} \times 27^{n + 1}\)
  • A 3<sup style='font-size: smaller;'>2</sup>
  • B 3<sup style='font-size: smaller;'>3</sup>
  • C 3<sup style='font-size: smaller;'>5</sup>
  • D 3
View Answer & Explanation