GCSE Maths Practice: mutually-exclusive-events

Question 4 of 10

Calculate P(H or I) for mutually exclusive events.

\( \begin{array}{l}\textbf{Event H = 4/9, Event I = 5/9.} \\ \text{Find probability of H or I.}\end{array} \)

Choose one option:

P(H or I) = P(H) + P(I)

Add probabilities when events cannot occur together.