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A retailer bought 40 kg of grade 1 rice at sh.65 per kilogram and 60 kg of grade II rice at sh 27.50 per kilogram. He mixed the two types of rice.
(a) Find the buying price of one kilogram of the mixture.
(b) He packed the mixture into 2 kg packets.
(i) If he intends to make a 20% profit fin the selling price per packet.
(ii) He sold 8 packets and then reduced the price by 10% in
order to attract customers. Find the new selling price per packet.
(iii) After selling 1 3 of the remainder at the reduced price, he raised the price so as to realize the original goal of 20% . profit overall. Find the selling price per packet of the remaining rice.