SOLUTION: Jim got a 90% on his science test. He missed 3 questions. How many questions were on the test?

SOLUTION: Jim got a 90% on his science test. He missed 3 questions. How many questions were on the test?

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Question 1094442: Jim got a 90% on his science test. He missed 3 questions. How many questions were on the test?

Answer by richwmiller(17219) (Show Source): You can put this solution on YOUR website!
1.0-.90=.1
.1x=3
x=30
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