SOLUTION: you got 90% on a science test. you answered 18 correctly how many questions were on the test?

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Question 1136859: you got 90% on a science test. you answered 18 correctly how many questions were on the test?
Answer by ikleyn(52832) About Me  (Show Source):
You can put this solution on YOUR website!
.
18%2Fx = 90%2F100


x = %2818%2A100%29%2F90 = 2*10 = 20.    ANSWER

Solved.

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