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Mathematics Past Questions and Answers

Jamb 2010 Mathematics Questions

Question 21:
Find r, if 6r78 = 5119
  • A 3
  • B 2
  • C 6
  • D 5
View Answer & Explanation
Question 22:
Simplify (\(\frac{3}{4}\) of \(\frac{4}{9}\) \(\div\) 9\(\frac{1}{2}\)) \(\div\) 1\(\frac{5}{19}\)
  • A \(\frac{1}{5}\)
  • B \(\frac{1}{4}\)
  • C \(\frac{1}{36}\)
  • D \(\frac{1}{25}\)
View Answer & Explanation
Question 23:
A student measures a piece of rope and found that it was 1.26m long. If the actual length of the rope was 1.25m, what was the percentage error in the measurement?
  • A 0.25%
  • B 0.01%
  • C 0.80%
  • D 0.40%
View Answer & Explanation
Question 24:
At what rate will the interest on N400 increases to N24 in 3 years reckoning in simple interest?
  • A 3%
  • B 2%
  • C 5%
  • D 4%
View Answer & Explanation
Question 25:
If p : q = \(\frac{2}{3}\) : \(\frac{5}{6}\) and q : r = \(\frac{3}{4}\) : \(\frac{1}{2}\), find p : q : r
  • A 12 : 15 : 10
  • B 12 : 15 : 16
  • C 10 : 15 : 24
  • D 9 : 10 : 15
View Answer & Explanation