Ask Question
24 February, 22:59

The percentage score on a test varies directly as the number of correct responses. Stan answered 29 questions correctly and earned a score of 87. What would Stan's percentage score have been if he had answered 25 questions correctly?

+5
Answers (1)
  1. 24 February, 23:01
    0
    87 / 29 = x / 25 ... score 87 to 29 answers = score x to 25 answers

    cross multiply because this is a proportion

    (29) (x) = (25) (87)

    29x = 2175

    x = 2175/29

    x = 75 < = = = Stan's percentage score when answering 25 q's correctly
Know the Answer?
Not Sure About the Answer?
Find an answer to your question 👍 “The percentage score on a test varies directly as the number of correct responses. Stan answered 29 questions correctly and earned a score ...” in 📗 Mathematics if the answers seem to be not correct or there’s no answer. Try a smart search to find answers to similar questions.
Search for Other Answers