donatella is using the guidelines for reinforcement with her son giovanni. donatella tells her son, "giovanni, when you clean up all of your toys, you'll get a gold star on your chart." which guideline is donatella working with?

Quantitative problem: you need $20,000 to purchase a used car. your wealthy uncle is willing to lend you the money as an amortized loan. he would like you to make annual payments for 4 years, with the first payment to be made one year from today. he requires a 8% annual return. what will be your annual loan payments? round your answer to the nearest cent. do not round intermediate calculations. $ how much of your first payment will be applied to interest and to principal repayment? round your answer to the nearest cent. do not round intermediate calculations. interest: $ principal repayment

Compare the sources of consumer credit 1. consumers use a prearranged loan using special checks 2. consumers use cards with no interest and non -revolving balances 3. consumers pay off debt and credit is automatically renewed 4. consumers take out a loan with a repayment date and have a specific purpose a. travel and entertainment credit b. revolving check credit c. closed-end credit d. revolving credit

U. s. internet advertising revenue grew at the rate of r(t) = 0.82t + 1.14 (0 ≤ t ≤ 4) billion dollars/year between 2002 (t = 0) and 2006 (t = 4). the advertising revenue in 2002 was $5.9 billion.† (a) find an expression f(t) giving the advertising revenue in year t.