Brain teaser..

Good day fellow steemit..
I came across these riddles 8months ago,till date I have only gotten answer to the first riddle,it is driving me crazy,am the kind of guy that never give up on intellectual challenges but I think these riddles are beyond my IQ, I dedicated 2hrs of every week to crack it for the past 8months now,still nothingBelow are the riddles

Q1 .A Father offered a gift to his Daughter and told her.........
i. If you feel hungry, you may eat it.
ii. If you feel thirsty, you may drink it.
iii. If you feel cold, you may burn it.So, what is that gift d father presented to his daughter ?

Q2 : There is an item / object which .........
i. If it is dry, it weighs 2 kgs.
ii. If it is wet, it weighs 1 kg.
iii. If it is burned, it weighs 3 kgs.

Q3 : What is it that comes :
i. Once in a year.
ii. Twice in a month.
iii. Four times in a week.
iv. Six times in a day