SOLUTION: Is 0.4 rational or irrational?

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Question 205604: Is 0.4 rational or irrational?
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
Is 0.4 rational or irrational?
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0.4 = 4/10
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It is a ratio so it is rational.
Cheers,
Stan H.