Francisco is planning to invest up to $28,000 in corporate and municipal bonds. The least he is allowed to invest in corporate bonds is $7,000, and he does not want to invest more than $27,000 in corporate bonds. He also does not want to invest more than $16,000 in municipal bonds. The interest is 4% on corporate bonds and 3 1/2% on municipal bonds. This is simple interest for one year. How much should he invest in each type of bond in order to maximize his income? What is the maximum income?

Francisco's credit card has an apr of 28.98%, calculated on the previous monthly balance. his credit card record for the last 7 months is shown in the table below francisco is trying to figure out what this all means. answer the following questions: what is the total amount that francisco has paid in interest over the 7 months? what is the total amount that francisco has made in payments over the 7 months? how much of francisco's payments have gone to paying down the principal on his account? what is francisco's new balance at the end of month 8? what will francisco be charged for interest for month 8?