Question

The odds against the occurrence of an event are 5:45:4 The probability of its occurrence is?

• A. $\frac{4}{5}$
• B. $\frac{4}{9}$
• C. $\frac{1}{5}$
• D. $\frac{1}{4}$

Answer 1

The correct option is B $\frac{4}{9}$

Since, no. of outcomes favor to the event = $4$
no. of outcomes against the event = $5$
$\therefore$ probability = $\frac{4}{9}$
Option B is correct.