SOLUTION: A STUDENT IS TAKING AN EXAM WITH 40 QUESTIONS ON IT. TO PASS THE EXAM SHE NEEDS TO ANSWER 70% OF THE QUESTIONS CORRECTLY. unfortunately she answered only 40% of the first 15 questi
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Question 279693: A STUDENT IS TAKING AN EXAM WITH 40 QUESTIONS ON IT. TO PASS THE EXAM SHE NEEDS TO ANSWER 70% OF THE QUESTIONS CORRECTLY. unfortunately she answered only 40% of the first 15 questions. What percent of the remaining 25 questions does she have to answer correctly to pass the exam? Answer by josmiceli(19441) (Show Source):
You can put this solution on YOUR website! There are a total of questions
She answered correctly
To pass she needs to answer correctly
and, since ,
she needs to answer 22 of the last 25 questions correctly
