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In primary school,you would have come across problem like the one shown below. 3 chickens and 4 ducks cost $ 99. 2 chickens and 3 ducks cost $ 71. Find the cost of 1 duck.
You will have come across problem like the one shown below. 3 chickens and 4 ducks cost $ 99. 2 chickens and 3 ducks cost $ 71. Find the cost of 1 duck.