Question
The total cost of 3 identical cups, 4 identical forks and 1 plate is $27. The total cost of 4 such forks and the plate is $9. The cost of 1 cup is thrice as much as the cost of 1 fork. What is the total cost of the 4 forks?
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The total cost of 3 identical cups, 4 identical forks and 1 plate is $27. The total cost of 4 such forks and the plate is $9. The cost of 1 cup is thrice as much as the cost of 1 fork. What is the total cost of the 4 forks?