Some plants have
thorns for protection. ben is a florist and
cuts thorns from flowers. on monday,
he cut 267 thorns. on tuesday, he cut
381 thorns. on wednesday, he cut
522 thorns. how many thorns did ben cut?

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?