Wanda, who measures 65 cm, gets 30 sardines for lunch. The other fish in the tank is Hugo, who measures 90 cm. How many sardines should Hugo get for lunch? Use a ratio table.

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?