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Friday, 15 May 2026
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Mathematics Past Questions and Answers

Waec Mathematics Questions

Question 1686:
A fair die is thrown two times. What is the probability that the sum of the scores is at least 10?
  • A \(\frac{5}{36}\)
  • B \(\frac{1}{6}\)
  • C \(\frac{5}{18}\)
  • D \(\frac{2}{3}\)
View Answer & Explanation
Question 1687:
The marks of eight students in a test are: 3, 10, 4, 5, 14, 13, 16 and 7. Find the range
  • A 16
  • B 14
  • C 13
  • D 11
View Answer & Explanation
Question 1688:
If log2(3x - 1) = 5, find x.
  • A 2.00
  • B 3.67
  • C 8.67
  • D 11
View Answer & Explanation
Question 1689:
A sphere of radius rcm has the same volume as cylinder of radius 3cm and height 4cm. Find the value of r
  • A \(\frac{2}{3}\)
  • B 2
  • C 3
  • D 6
View Answer & Explanation
Question 1690:
Express 1975 correct to 2 significant figures
  • A 20
  • B 1,900
  • C 1,980
  • D 2,000
View Answer & Explanation