Answered

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2
Mr. Akpalu went to a market to
purchase 3 kg of sugar, 10 kg of
wheat and 1 kg of salt. In a shop near
to Mr. Akpalu's residence, these
commodities are priced at € 20, €10
and € 6 per kg whereas in the local
market these commodities are
priced at € 15, € 8 and € 6 per kg
respectively. If the cost of traveling
to local market is € 25, find the net
savings of Mr. Akpalu, using matrix
multiplication method.​