First slide

Theorems of probability

Question

The probabilities of winning a race by three persons A, B, and C are $\frac{1}{2}$ , $\frac{1}{4}$ , and $\frac{1}{4}$ , respectively. They run two races. The probability of A winning the second race when B, wins the first race is

Moderate

A

$1 / 3$
B

$1 / 2$
C

$1 / 4$
D

$2 / 3$

Solution

The probability of winning of A the second race is $1 / 2$ (since both events are independent).

Get Instant Solutions

When in doubt download our app. Now available Google Play Store- Doubts App

Recieve an sms with download link

Doubts App

OR

SCAN ME

Doubts App

Doubts App