This is the answer Hope it helps :)
Not completely sure how to answer your question but all 20 questions where worth 5 points each which she would have gotten a 100 if she got all right but she got 15 which her score would be 75. I think in a ratio of correct to incorrect would be 75:100 , I'm not sure completely.
Answer:
9^6=531441
Step-by-step explanation:
To calculate ,on the Scientific calculator
-First press 9 marked on the set of numbers.
--Then go to the indices expression and press on it.
--After that press 6.
--You will get the value of 9^6=531441
Answer:
Wait, what are you talking about?