Question

http://prntscr.com/3a10fr

Answer 1

@OrangeMaster

Answer 2

See the reason I put "if I can" in the message is because this happens quite often. I know some math, but with other kinds of questions, like you had before, I use my common sense rather than a specific way that it's supposed to be done. The first question that I answered is right, but for this one I have no idea. Sorry though.

Answer 3

hint
it is multiplying