no
Custom maps in minecraft can usually be downloaded for free.
They cost memory. No money though.
No, it is free to use.
Not completely, many people make Minecraft maps for fun and for personal use without charging. They may ask for donations for the hard work they put into their maps, but many of the maps would not require a fee to use.
No, it's not legal to sell Minecraft maps/mods.
No it does not cost money.
No it does not cost money
No it does not cost money
Yes it do cost money
It depends on which version you get there is a way for it to cost money. But it is most likely to tell you whether it will cost money or not! :)
No, it does not cost money. But if you want to be a VIP then yes it does cost money!
No Saynow doesnt cost money