Approximately how many hours of operation will result in a cost of $310,000?

Use composition to determine if (x) or h(x) is the inverse of f(x) for the limited domain x2-1.

How many grams the dog will eat in 3 days?

Jake bakes and sell apple pies. he sells each pie for $5.75 . the materials to make the pies cost $40. the boxes jake puts the pies in cost & 12.50 total. how many pies does jake need to sell to earn a profit of $50