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Thursday, 11 June 2026
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Mathematics Past Questions and Answers

Topic: Probability

Jamb Mathematics Questions - Probability

Question 16:
If two dice are thrown together, what is the probability of obtaining at least a score of 10?
  • A \(\frac{1}{6}\)
  • B \(\frac{1}{12}\)
  • C \(\frac{5}{6}\)
  • D \(\frac{11}{12}\)
View Answer & Explanation
Question 17:
Two numbers are removed at random from the numbers 1, 2, 3 and 4. What is the probability that the sum of the numbers removed is even?
  • A \(\frac{2}{3}\)
  • B \(\frac{2}{15}\)
  • C \(\frac{1}{2}\)
  • D \(\frac{1}{4}\)
View Answer & Explanation
Question 18:
A crate of soft drinks contains 10 bottles of Coca-cola, 8 of Fanta and 6 of sprite. If one bottle is selected at random, what is the probability that it is NOT a Cocacola bottle?
  • A \(\frac{5}{12}\)
  • B \(\frac{1}{3}\)
  • C \(\frac{3}{4}\)
  • D \(\frac{7}{12}\)
View Answer & Explanation
Question 19:
Two perfect dice are thrown together, Determine the probability of obtaining a total score of 8
  • A \(\frac{1}{12}\)
  • B \(\frac{5}{36}\)
  • C \(\frac{1}{6}\)
  • D \(\frac{7}{36}\)
View Answer & Explanation
Question 20:
The probability of an event P is \(\frac{3}{4}\) while that of another event Q is \(\frac{1}{6}\). If the probability of both P and Q is \(\frac{1}{2}\). What is the probability of either P or Q.
  • A \(\frac{1}{96}\)
  • B \(\frac{1}{8}\)
  • C \(\frac{5}{6}\)
  • D \(\frac{11}{12}\)
View Answer & Explanation