Skip to content
MathsGenie logo
Quick links
Open app

Course home

  1. A Level
  3. Maths AQA
  5. Question bank

2.3 M: Probability

EasyMediumHard
12345678910111213141516171819202122232425262728293031323334353637383940414243444546474849505152535455565758596061626364656667686970717273747576777879808182838485868788899091929394959697
Question 9

A box contains 7 fiction books, 5 non-fiction books, and 3 biographies. Two books are selected from the box at random without replacement.

a.

Draw a tree diagram to represent this information.

[3]
b.

Find the probability that the two books selected are both biographies.

[2]
c.

Given that at least one of the books selected is non-fiction, find the probability that both books are non-fiction.

[3]

2.3 M: Probability Questions

  1. A Level
  2. /Maths
  3. /2.3 M: Probability