Find f(x) and g(x) so that the function can be described as y = f(g( y = eight divided by square root of quantity two x plus four.

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.

Ann and betty together have $60 ann has $9 more than twice betty’s amount how much money dose each have

Last month, a 770 g box of cereal was sold at a grocery store for $3.10. however, this month, the cereal manufacturer launched the same cereal in a 640 g box, which is being sold at $2.50. what is the percent change in the unit price?