#### Answer

$0.2$

#### Work Step by Step

We know that $probability=\frac{number \ of \ good \ outcomes}{number\ of\ all\ outcomes}$. Now we have to express the probability uin decimals. Therefore "1 out of 5 " is $ \frac{1}{5}=0.2$

Published by
Pearson

ISBN 10:
0321836960

ISBN 13:
978-0-32183-696-0

$0.2$

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