Distance from Sok house to school 800m Sok walk 5km / h Sok must leave home in time to reach school 15mn before school time 7:00

Rewrite the following quadratic functions in intercept or factored form. show your work. y = 9 + 12x + 4x^2

Hannah paid $3.20 for 16 ounces of potato chips. hank paid $3.23 for 17 ounces of potato chips. who paid less per ounces?

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?