Which set is a function? A:{(0,3), (3,0), (0,4), (4,0)}
B:{(0,2), (2,0), (4,6), (6,4)}
C:{(2,6), (3,6), (4,6), (2,0)}
D:{(6,2), (2,0), (4,6), (6,4)}

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.

Eric drove 275 miles in 5 hours. at the same rate how long would it take him to drive 495 miles?

Determine the required value of the missing probability to make the distribution a discrete probability distribution. x p(x) 3 0.23 4 ? 5 0.51 6 0.08 p(4) = nothing  (type an integer or a decimal.)