1) 1-x=-19
A) (-20)
C) (-18
B) (20)
D) (-19)

Orly uses 2 cups of raisins for every 12 cups of trail mix she makes. how many cups of trail mix will she make if she uses 8 cups of raisins?

I'm confused on this could anyone me and show me what i need to do to solve it.

Diane’s bank is offering 5% interest, compounded monthly. if diane invests $10,500 and wants $20,000 when she withdrawals, how long should she keep her money in for? round to the nearest tenth of a year.