Joslyn wants buy 4 packs of pens for $12.00 each and a pack of pencil for $6.00 how much money does she needs

What is the image of c for a 90° counterclockwise rotation about a? (3, 7) (-1, 3) (7, 3)

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.

Can someone answer this question for me