Joe does push-ups, sit-ups, and jumping jacks. he does these in a different order every day. how many different orders are possible?

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.

What is the total surface area of the square pyramid

What is the inverse of the function fx = 2x-10