SOLUTION: a student missed 10 problems on a test and recieved a grade of 82%. if all the problems were equal value, how many problems were on the test?

Question 527858: a student missed 10 problems on a test and recieved a grade of 82%. if all the problems were equal value, how many problems were on the test?
Found 2 solutions by stanbon, rfer:
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
a student missed 10 problems on a test and received a grade of 82%. if all the problems were equal value, how many problems were on the test?
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The 10 problems is 18% of the total.
Let total # of problems be "x":
x/10 = 100/18
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x = 10(100/18)
x = 56 when rounded up (total # of problems)
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Cheers,
Stan H.

Answer by rfer(16322) (Show Source): You can put this solution on YOUR website!
10/0.18=55.6=56
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