Kylie and her three friends equally didvided the cost to rent a movie for $4 and order sandwiches for a total of $15. they also have a coupon for $3 off the sandwiches. evaluate [(4 + 15]) - 3] ÷ 4 to find the cost each person will pay. pls answer right away

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

To which sets of numbers does -12 belong? choose all answers that are correct. a) natural numbers b) integers c) real numbers d) irrational numbers

What is the simplified form of (3.25x10^3)(7.8x10^6) written in scientific notation?