Tom is

Tom is making birdhouses to sell at a farmer's market. Each birdhouse requires 4.5 feet of wood planks to build, and he sells them for $19.75 each. How much money can Tom earn at the farmer's market if he has no more than 80 feet of planks to build birdhouses?

Correct answer:

x =  335.75 USD

Step-by-step explanation:

a=80 ft b=4.5 ft  n=a/b=80/4.5=17  x=19.75 n=19.75 17=335.75 USD

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