A one year contract has been offer to Malaika Industries which will utilize an existing machine that is only suitable for such contract works. Four type of material would be reauired for the contract as follows: Material 071 and 085 are in regularly use wit in the firm. Material 076 could be sold if not used for the contact and there are no other uses for 079 , which have been deemed to be obsolete. Required: Calculate the relevant cost of material