# Question of the Day

## Can you answer today's question?

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http://sat.collegeboard.org/practice/sat-question-of-the-day
Dec
15
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Mathematics > Standard Multiple Choice

A gasoline tank on a certain tractor holds gallons of gasoline. If the tractor requires gallons to plow acres, how many acres can the tractor plow with a tankful of gasoline?

Want a hint?

Think of setting up this problem as a ratio of the form “ is to as is to ,” which is mathematically equivalent to . If gallons of gasoline can plow acres, then is . Knowing that it represents the same proportion, what is ? Since there will only be one unknown variable, that variable can be solved for directly to find the answer.

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