Xavier is a sales person who is paid a fixed amount of $455 per week he also earns a commission of 3% on sales he makes Xavier wants to earn more than $575 in one week how many dollars in sales must he make

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