Ok now these are my very last points please help

Which graph represents 2x-5y< 15

Which statement about perfect cubes is true

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.