Josh needed to write 12 documents during the week. By Wednesday, he only finished 315 documents. On Thursday, he finished another 534 documents. If he finished writing all the documents by Friday, how much did he write on Friday?

Janie has $3. she earns $1.20 for each chore she does and can do fractions of chores. she wants to earn enough money to buy a cd for $13.50. write an inequality to determine the number of chores, c, janie could do to have enough money to buy the cd.

Astuntman jumping off a 20-m-high building is modeled by the equation h=20-5t^2, where t is the same in seconds. a high-speed camera is ready to film him between 15m and 10m above the ground. for which interval of time should the camera film him?

Joanie watched 1 out of three of a movie in the morning