Part 3 of my math hw!

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

The longer leg of a 30° 60° 90° triangle is 16 times square root of three how long is a shorter leg

Find the maximum value of p= 4x + 5y subject to the following constraints :