5. Data from the duplicating department of Fastcopy Ltd for the 5 months are as follow:

Month January February March April May

#Copies Dept Costs 14,800 $12,830 16,000 13,930

20,000 17,300 23,600 19,430 18,500 15,800

Using the Hi-lo method calculate the expected duplicating department costs for June if 19,000 copies are expected to be made?

a) $15,858

b) $15,980

c) $16,216 d) $18,580