Comprehension Passage
Direction: Read the following information carefully and answer the given question
Seven persons Shivi, Navi, Pihu, Ravi, Rishi, Mahi and Juhi were born on different month viz March, April, May, June, July, August and September of the same year but not necessarily in the same order.
Only three persons were born before Mahi. Two persons born between Mahi and Ravi.Pihu was born in the month having 30 days. Two persons born between Pihu and Rishi.Juhi was born immediately after Navi.Four among the five are the same in some way and thus form a group. Who among the following does not belong to the group?
1
Pihu
2
Ravi
3
Shivi
4
Rishi
5
Navi