First slide

Theorems of probability

Question

In a town 40% people read Eenadu. 25% people read Jyothi and 15% people read both. A person chosen at random from the town. The probability that the person chosen read exactly one paper is

Easy

A

$\frac{7}{20}$
B

$\frac{1}{10}$
C

$\frac{1}{5}$
D

$\frac{1}{2}$

Solution

P(Exactly one paper) = $(E \cap J) + (\overline{E} \cap \overset{}{J)}$
= $\frac{25}{100} + \frac{10}{100} = \frac{7}{20}$

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