Please help and hurry I’ll give you 30points

What is the slope of a line that is perpendicular to y = 3x + 1

Find the quotient with the restriction.

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