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Thursday, 11 June 2026
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Mathematics Past Questions and Answers

Topic: Probability

Jamb Mathematics Questions - Probability

Question 11:
A basket contains 9 apples, 8 bananas and 7 oranges. A fruit is picked from the basket, find the probability that it is neither an apple nor an orange.
  • A \(\frac{3}{8}\)
  • B \(\frac{1}{3}\)
  • C \(\frac{7}{24}\)
  • D \(\frac{2}{3}\)
View Answer & Explanation
Question 12:
If 0.0000152 x 0.042 = A x 108, where 1 \(\leq\) A < 10, find A and B
  • A A = 9, B = 6.38
  • B A = 6.38, B = -9
  • C A = -6.38, B = -9
  • D A = -9, B = -6.38
View Answer & Explanation
Question 13:
If two fair coins are tossed, what is the probability of getting at least one head?
  • A \(\frac{1}{4}\)
  • B \(\frac{1}{2}\)
  • C 1
  • D \(\frac{43}{78}\)
  • E \(\frac{3}{4}\)
View Answer & Explanation
Question 14:
A bag contains 4 white balls and 6 red balls. Two balls are taken from the bag without replacement. What is the probability that they are both red?
  • A \(\frac{2}{3}\)
  • B \(\frac{2}{15}\)
  • C \(\frac{1}{2}\)
  • D \(\frac{1}{3}\)
View Answer & Explanation
Question 15:
A man kept 6 black, 5 brown and 7 purple shirts in a drawer. What is the probability of his picking a purple shirt with his eyes closed?
  • A \(\frac{1}{7}\)
  • B \(\frac{11}{18}\)
  • C \(\frac{7}{18}\)
  • D \(\frac{7}{11}\)
View Answer & Explanation