The mean of 9 numbers is 27. If two of the numbers, 94 and 163, are taken out of the set of 9 numbers, what will be the mean of the remaining 7 numbers?

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.