A small business owner contributes $1000 at the end of each quarter to a retirement account that earns 4% compounded quarterly. A) How long will it be until the account is worth $150,000?B) Suppose when the account reaches $150,000, the business owner increases the contributions to $8,000 at the end of each quarter. What will the total value of the account be after 15 more years?

step-by-step explanation:

to find if any function is an inverse of the other, put the first equation in as x in the next one. then simplify and solve. if at the end you get the statement y = x, then it is an inverse. if you get anything else, it is not.

answer: 7 x 2/5 = 2.8 hours, is your answer. your welcome! : 3

step-by-step explanation: first work out how long it took to hose 1/7 of the lawn which is 2/5 hours. times that by 7 to get the whole lawn.

sorry i don't know the other answer. i didn't learn what a proportional relationship is.