Walter borrowed $2,351 from steven. walter will pay back steven an equal amount of money each week for the next four weeks. estimate how much money walter will pay steven each week

Acircular garden with radius of 8 feet is surrounded by a circular path with a width of 3 feet. what is the approximate area of the path alone? use 3.14 for π

For what value of (y) is 3^3/3^y =1/9

Sam opened a money-market account that pays 3% simple interest. he started the account with $7,000 and made no further deposits. when he closed the account, he had earned $420 in interest. how long did he keep his account open?