SOLUTION: mark missed 1/5 of the questions on the test.he corrected 3/4 of the questions he missed.what fraction of the questions did he miss

Question 390815: mark missed 1/5 of the questions on the test.he corrected 3/4 of the questions he missed.what fraction of the questions did he miss

Found 2 solutions by stanbon, rfer:
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
Let # of questions be "x".
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mark missed 1/5 of the questions on the test.
missed: (1/5)x
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he corrected 3/4 of the questions he missed.
still missed: (1/4)(1/5)x = (1/20) x
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what fraction of the questions did he miss?
1/20
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Cheers,
stan H.

Answer by rfer(16322) (Show Source): You can put this solution on YOUR website!
1/5*1/4=1/20
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