Skip to content

Course home

2.4 Probability Formulae

2.4 Probability Formulae

Medium
1234567891011121314151617181920212223242526272829
Question 19

The events A A\,A and B B\,B are such that P(A)=0.6P(A) = 0.6P(A)=0.6 and P(A∪B)=0.9P(A \cup B) = 0.9P(A∪B)=0.9. Find

a.

P(A′∩B′)P(A' \cap B')P(A′∩B′)

[2]
b.

P(A′∩B)P(A' \cap B)P(A′∩B)

[2]
c.

Given also that the events A A\,A and B B\,B are independent, find P(B)P(B)P(B)

[4]
d.

P(A′∪B′)P(A' \cup B')P(A′∪B′)

[2]
Markscheme

2.4 Probability Formulae Questions

  1. A Level
  2. /Maths
  3. /2.4 Probability Formulae

29 exam-style questions on Edexcel A Level Maths 2.4 Probability Formulae. Each one has a worked solution and a mark scheme showing where the marks go.

Question bank