Ireally don't know how to do this. if someone could tell me i would be so . i give brainliests!

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.

Me. i can't figure out this question. give an explanation too. .

Which is f(5) for the function –2x2 + 2x - 3?