I’ll give brainliest, i need to know the math done to get the answer. Need answers ASAP !!

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.

In angle pqr find the measure of

Erin bought christmas cards for $2 each to send to her family and friends. which variable is the dependent variable?