Question

In a group of persons travelling in a train, 8 persons can speak , 15 can speak kannada and 10 can speak english. in that group no one can speak any language other than these three languages. 2 persons in the group can speak 2 languages and 3 persons can speak all 3 languages. how many persons are there in the group

Answer 1

English = e

kannada = k

Hindi = h

3 people can speak each language thus k=12,e=7,h=5

2 can speak 2 language

k=10,e=5

Thus, 5+10+5+3+2=> 25

Answer 2

Answer:

23 people are travelling

hope this helps you dear..