SOLUTION: If there were 60 problems on a test and Betty got 90% of the problems correct, how many problems did she answer correctly?

Question 369367: If there were 60 problems on a test and Betty got 90% of the problems correct, how many problems did she answer correctly?
Found 2 solutions by mananth, acalgebra:
Answer by mananth(16946) (Show Source): You can put this solution on YOUR website!
in simple terms
if there were 100 questions she would have got 90 of them right.(because 90% are right)
but there were 60 questions
so she will get 90/100 * 60
=54 of them right.
...
m.ananth@hotmail.ca
Answer by acalgebra(30) (Show Source): You can put this solution on YOUR website!

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