SOLUTION: There are 20 questions on the final exam. Ciarra needs to get 85% of the problems correct to maintain her A average. How many problems must Ciarra answer correctly on the final exa
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Question 711553: There are 20 questions on the final exam. Ciarra needs to get 85% of the problems correct to maintain her A average. How many problems must Ciarra answer correctly on the final exam? Answer by vheroli(126) (Show Source):