Just a quick question. How am I supposed to approach this, obviously I'm given two growth rates but I'm not sure what to do with them: Suppose one year ago the price index was 120 and Amy purchased $20,000 worth of bonds. One year later the price index is 126. Amy redeems her bonds for $22,250 and is in a 40 percent tax bracket. What is Amy’s real after-tax rate of interest?

George is folding a piece of paper to make an origami figure. each time he folds the paper, the thickness of the paper is doubled. the paper starts out flat, with a thickness of 1 millimeter. a. write a list of six ordered pairs showing the output as the thickness of the paper when the input is the number of times it is folded. explain how you came up with your ordered pairs. b. is this relation a function? explain why or why not using the ordered pairs you came up with in part a.

Ataxi company charges $2.25 for the first mile and then $0.20 per mile for each additional mile, or f = $2.25 + $0.20(m - 1) where f is the fare and m is the number of miles. if juan's taxi fare was $6.05, how many miles did he travel in the taxi? if juan's taxi fare was 7.65, how many miles did he travel in taxi

Solve the system of equations using the substitution method. {y=−3x+7x=−2y−16 enter your answers in the boxes.