(look at image) can i get help on #21?

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.

Which of the following circles have their centers in the third quadrant?

B. two events are dependent if the occurrence of one event changes to occurrence of the second event. true or false