Sean wants to buy a DVD that sells for $12. An advertisement says that next week that DVD will be on sale for $9. How much money will Gavin save if he waits until next week to buy the DVD

11. a particular type of cell doubles in number every hour. which function can be used to find the number of cells present at the end of h hours if there are initially 4 of these cells? a. n = 4 ()" b. n = 4(2)" c. n = 4 + (2)" din = 4 +"

Alicia puts $400 in a bank account. each year the account earns 5% simple interest. how much money will be in her bank account in six months?

Last one and the bottom answer choice is y=(x-4)^2+1 you guys!