Lily works 14 hours and earns $329. Aaron's hourly rate is 3/5 of Lily's. Aaron earns $310.20. What is Aaron's hourly rate? How many hours does Aaron work? Pls help!

Part a : solve -vp + 40 < 65 for v part b : solve 7w - 3r = 15 for r show your work .

Scott harris can invest $7,000 in a 1-year cd that earns interest at an annual rate of 4 percent compounded monthly. the amount per $1.00 is 1.040742. he can also invest $7,000 in a 1-year cd at annual rate of 4 percent compounded quarterly. the amount per $1.00 is 1.040604. what is the difference in the amount of interest earned for each investment? a) $0.96 b) $0.81 c) $0.87 d) $0.88

Any is very appreciated! (picture is provided below)not sure how to do this at all won't lie