The graph below shows the cost of producing boxes of chocolates and the income received from their sale.

a) Use the graph to determine the number of boxes of chocolates that need to be sold to break even.

b) Use the graph to find the initial cost?

c) When five boxes of chocolates are sold, is a profit or loss made?

d) When one box of chocolates is sold, is a profit or loss made?

e) How much profit or loss is made when five boxes of chocolates are sold?

f) How much loss is made when two boxes of chocolates are sold?