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A trader bought 2 cows and 9 goats for a total of Ksh.98,200.If she had bought 3 cows and 4 goats she would have spent ksh.2200 less.
(a) Form two equations represent the above information
(b) Use matrix method to determine the cost of a cow and that of a goat.
(c) The trader later sold the animals she had bought making a profit of 30% per cow and 40% per goat
(i)calculate the total amount of money she received.
(ii)Determine ,correct to 4 significant figures ,the percentage profit that the trader made from the sale of the animals.