PSAT Math Multiple-Choice Practice Question 16
Question: 16
If 
, then which of the following is equal to bc?
Correct Answer: C
Explanation:
C
The question asks for what is equivalent to bc. To solve, isolate bc on one side of the equation. Start by cross-multiplying to get 18ad = 20bc. Divide both sides by 20 to get 
. Reduce the fraction to get 
. The correct answer is (C).
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