According to a census bureau, from 2000 to 2016 the population of a certain region grew from 268 million to 298 million. What was the percent of increase? The percent of increase is %. (Round to one decimal place as needed.) Kirby is buying a new gas barbecue grill that has been reduced for an end-of-summer sale by 10% to $630. What was the original price of the grill? The original price of the grill was $ Use the simple interest formula | = Prt and elementary algebra to find the missing quantities in the table below. r t P $400 13% 2 years I P r t $400 13% 2 years EA Use the future value formula A = P(1 + rt) and elementary algebra to find the missing quantities in the table below. A t P r $2,400 6% 5 years A P r t $2,400 6% 5 years Compute the monthly payments for an add-on interest loan of $1380, with an annual interest rate of 6% and a term of 3 years. The monthly payment is $ . (Round to the nearest cent as needed.) Suppose Christian stops for coffee a given number of times a week. Use the information in the following table to calculate how much Christian would save if he deposited the amount he would spend on coffee into an ordinary annuity instead. Assume there are four weeks in a month. Number of Coffees Per Week 8 Price of One Cup Interest Rate for Annuity Number of Years $4.45 3.4% 15 Christian would have $ in the annuity. (Round to the nearest cent as needed.) Suppose a woman has decided to retire as soon as she has saved $1,000,000. Her plan is to put $550 each month into an ordinary annuity that pays an annual interest rate of 4.3%. In how many years will she be able to retire? She will be able to retire in approximately (Round to the nearest year as needed.) years. Given the annual interest rate and a line of an amortization schedule for that loan, complete the next line of the schedule. Assume that payments are made monthly. Annual 11.5% Interest Interest Rate Payment Paid $303.75 $45.45 Paid on Principal $258.30 Balance $4,485.85 Fill out the amortization schedule below. Annual Interest Rate Payment 11.5% Interest Paid $303.75 $45.45 Paid on Principal Balance $258.30 $4,485.85 $ $ (Round to the nearest cent as needed.) Marcus has won a $6,000,000 state lottery. He can take his prize as either 15 yearly payments of $400,000 or a lump sum of $3,425,000. Which is the better option? Assume an interest rate of 8%. Select the correct choice below and, if necessary, fill in the answer box to complete your choice. (Round to the nearest dollar as needed.) A. The present value of the lottery winnings is $ B. The present value of the lottery winnings is $ ; this is worse than the lump sum of $3,425,000. ; this is better than the lump sum of $3,425,000. C. The present value of the lottery winnings is the same as the lump sum of $3,425,000. Use the formula for simple interest, I=Pxrxt, to find the missing quantity. 1 $1,560; P= $6,500; t = 4 years You are given the principal, the annual interest rate, and the compounding period. Determine the value of the account at the end of the specified time period. Round to two decimal places. $6,000, 6%, quarterly, 2 years Anne purchased a bond for a museum valued at $25,000 for $13,450. If the bond pays 7% annual interest compounded monthly, how long must she hold it until it reaches its full face value? Use the unpaid balance method to find the finance charge on the credit card account. The last month's balance and any other transactions are given. Round to two decimal places. Month: May (31 days) Previous month's balance: $960 Interest rate: 19% Date Transaction May 3 May 12 made payment of $300 charged $101 for rental car May 21 charged $93 for museum tickets May 29 returned $69 for camera