Jacob bought two types of pens: blue pens cost $0.60 each and red pens each cost d times as much as a blue pen. If 3 blue pens and 6 red pens was $10.80, what is the value of d

Started: jun 20 at 10: 35pm quiz instructions question 3 y 2x+4 graph the system of linear inequalities 1 by < 2x-2 ty

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

Type the correct answer in the box. use numerals instead of words. if necessary, use / for the fraction bar.