## 1.) A student borrows ​\$ style=”color:rgb(0,0,0);”>2000 for tuition to be paid back at a simple interest rate of 15​% in 9 months. How much does he pay back in 9 months? 2.) You deposit ​\$6,000 in a savings account at a bank that has a rate of 3​% compounded quarterly. Find the amount of money in the account after 8 years.

1.) A student borrows ​\$

style=”color:rgb(0,0,0);”>2000 for tuition to be paid back at a simple interest rate of 15​% in 9 months. How much does he pay back in 9 months?

2.) You deposit ​\$6,000 in a savings account at a bank that has a rate of 3​% compounded quarterly. Find the amount of money in the account after 8 years.

## 1.) The price of a small cabin is ​\$ style=”color:rgb(0,0,0);”>30,000. The bank requires a​ 5% down payment. The buyer is offered two mortgage​ options: 20-year fixed at 9​% or​ 30-year fixed at 9​%. Calculate the amount of interest paid for each option. How much does the buyer save in interest with the​ 20-year option? find the monthly payment for the 20 year option. 2.)Yolanda takes out a ​\$5,000 amortized loan for 1.5 years at an annual interest rate of 18​%.   What are her monthly​ payments? round to nearest cent.

1.) The price of a small cabin is ​\$

style=”color:rgb(0,0,0);”>30,000. The bank requires a​ 5% down payment. The buyer is offered two mortgage​ options: 20-year fixed at 9​% or​ 30-year fixed at 9​%. Calculate the amount of interest paid for each option. How much does the buyer save in interest with the​ 20-year option? find the monthly payment for the 20 year option.

2.)Yolanda takes out a ​\$5,000 amortized loan for 1.5 years at an annual interest rate of 18​%.   What are her monthly​ payments?

round to nearest cent.

# How much money should be deposited today in an account that earns 7% compounded semiannually so that it will

accumulate to \$10,000 in three years?

# rons property tax is \$683.63 and is due april 10. He does not pay until july 19. the country adds a penalty of

7.7% simple interest on unpaid tax. Find the penalty ron will pay. (assume there are 365 days in a year.) (round to the nearest cent)

# yolanda takes out a 7000 amortized loan for 1.5 years at an annual interest rate of 6% what are her monthly

payments

## Suppose that you borrow style=”color:rgb(0,0,0);background-color:transparent;”>​\$11000 for five years at 6​% toward the purchase of a car. Find the monthly payments and the total interest for the amortized loan. What would the monthly payment be and what would the total interest for the loan be

Suppose that you borrow

style=”color:rgb(0,0,0);background-color:transparent;”>​\$11000 for five years at 6​% toward the purchase of a car. Find the monthly payments and the total interest for the amortized loan. What would the monthly payment be and what would the total interest for the loan be

# In a certain year, 88% of all Caucasians

in the U.S., 75% of all African-Americans, 75% of all Hispanics, and 82% of residents not classified into one of these groups used the Internet for e-mail. At that time, the U.S. population was 64% Caucasian, 10%African-American, and 13% Hispanic. What percentage of U.S. residents who used the Internet for e-mail were Hispanic? (Round your answer to the nearest whole percent.)

Use Bayes’ theorem or a tree diagram to calculate the indicated probability. Round your answer to four decimal places. HINT [See Example 3.]Y1Y2Y3 form a partition of SP(X | Y1) = .3, P(X | Y2) = .1, P(X | Y3) = .6, P(Y1) = .6, P(Y2) = .2.

Find P(Y1 | X).

# 1. Cristiana uses \$25,000 to purchase a 25 month CD (certificate of deposit) that pays 2.47% compounded monthly.

a. What is her investment worth at the end of 25 months?

b. How much interest did she earn?

2.Raul and Josephine buy a plasma TV from Sparky’s Electronics on an installment plan (simple interest add on loan). They will pay the TV off in 3 years, paying 19.25% interest.

a. If the TV costs \$1299.00, what will their monthly payments be?

b. If they make an \$800 down payment up front, what will their payments be?

3. Meagan invests \$1,200 each year in an IRA for 12 years in an account that earned 5% compounded annually. At the end of 12 years, she stopped making payments to the account, but continued to invest her accumulated amount at 5% compounded annually for the next 11 years.

a. What was the value of the Ira at the end of 12 years?

b. What was the value of the investment at the end of the next 11 years?

c. How much interest did she earn?

4. Mike wants to buy a new Dodge Charger. He is able to negotiate a price of \$21,500 for the color and options he wanted. He can secure a 48 month car loan at 6.8% if he can make a down payment of 20% of the price.

a. How much are his car payments?

b. At the end of 20 months, Mike gets a bonus from work, and he decides to pay off his car loan. How much does he owe after 20 months?

Question

# Find F such that F’ (x) = 10x -9, f(8) = 0f(x) = ?

## 4^10x=3^-x-6 Solve for x using base-10 logarithms.

4^10x=3^-x-6

Solve for x using base-10 logarithms.