On average, a Great Dane weighs 25 pounds as a puppy and 150 pounds as an adult. What is the percent of change of the dog’s weight from the time it was a puppy to adulthood? Please show work

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