Question

In a community of 175 persons, 40 read the times, 50 read the samchar and 100 do not read any. how many persons read both the papers?​

Answer 1

Answer:

$\huge\underline\bold {Answer:}$

Let x number of people read both the newspapers.

Since 100 do not read any, number of people reading both or either of newspapers

= 175 – 100

= 75

Therefore, (40 – x) + x + (50 – x) = 75

=> x = 15

So, 15 people read both the newspapers.

Answer 2

Given :

In a community of 175 persons, 40 read the times, 50 read the samchar and 100 do not read any.

To find :

how many persons read both the papers?

Solution :

let x no. of people read both the newspaper

100 do not read any no. of people reading both and either newspaper

➸ 175 - 100

➸ 75

➸ 40 - x + x + 50 - x - 75

➸ x = 15