Amy won 8 out of the 14 rounds of cards that she played. which proportion can she use to find x, the percent of rounds that she lost? a) 8/14=x/100 b) 6/14=x/100 c) 6/100=x/14 d) 14/6=x/100

Amy played a total of 14 rounds and won 8. Subtract the total amount of rounds by the amount she won to find the amount she lost:



Amy lost 6 out of 14 rounds she played. This can be set up as a fraction:



The numerator represents the rounds lost, and the denominator represents the total rounds played. To convert this into a percent, we can set up the following proportion:



The answer is B.