Answer:
Not my sister nor my brother but still the child of my mother and father. Who am I?
What has to be broken before you can use it ?
I am always hungry, I must always be fed. The finger I lick will soon turn red.
What is something yet nothing, but if you fill it up it will disappear?
What has keys but no locks, Space but no room, You can enter but you canβt exit.
Both a currency and an antlered male. What is it?