you
the English class has half as many students as he math class
It would be a kids' playground. There will be more than one kid on the playground, so there are kids. Then to make that plural, you would have to ad only an apostrophe and not apostrophe then an "s". Where as if there were only one kid on the playground then it would be a kid's playground, because there would only be one object there. Hope this helped.
no there is not
you will only be given one master ball.
maybe
no you can not. its one and that's it. ONE
You can get more than one by matching all of the digits in the lottery.
Well, as a Master Ball is extremely rare and it is has a 500% catch rate, there is only ONE Master Ball in the whole game so you can't get a Master Ball more than once without cheating!
if you clone a masterball
You have to use action replay.
Have a friend trade you a Pokemon holding the master ball they received.
You can't get another master ball in emerald because there's no one will give you the master ball just the general will give you that.