Your cell phone plan costs $34.99 per month plus $0.14 for each text message you send or receive. you have at most $38 to spend on your cell phone bill. what is the maximum number of text messages that you can send or receive next month

You want to have $80,000 in your savings account 11 years from now, and you’re prepared to make equal annual deposits into the account at the end of each year. if the account pays 6.30 percent interest, what amount must you deposit each year? (do not round intermediate calculations and round your answer to 2 decimal places, e. g., 32.16.)