Question

In a group of persons travelling in a bus, 6 persons can speak tamil, 15 can speak hindi and 6 can speak gujarati. In that group none can speak any other language. If 2 persons in the group can speak two languages only and one person can speak all the three languages, then how many persons are there in the group?

Answer 1

$\huge \bold {\mathfrak {hey}}$

Solution :-

Person speaks only tamil => 6

Persons speaks hindi => 15

Persons speaks gujarati => 6

Persons speaks 2 languages => 2

Persons speaks 3 languages => 1

Now,

Add all to find total people in group

➡️ 6 + 15 + 6 + 2 + 1 = 30

Therefore, 30 people are in that group

$\boxed \boxed \huge {Be \: Brainly}$