Long Riddles and Answers

Question: what can walk on 4 when they are born, walk on 2 legs when they are older and walk on 3 when they are old uncles and aunties?

Question: I am almost nonexistent through sorrow, yet am frequent through happiness. I have no contact, yet I am contagious. What am I?

Question: Vanitha goes to park on oct 2 sunitha on oct 3 ramya on oct4 sheela on oct 5 on which date all four friends meet at the park.

Question: Ms. Pinky lives in a one-floor house. Everything is pink, her house is pink, her bookshelf is pink. What color are the steps?

Question: I am greater than God, more evil than the devil, the poor have me, the rich don't, and if you eat me, you'll die.What am I?