Answer
$0.66$ or, $66.6 \%$
Work Step by Step
The probability can be computed as: $P(A|B)=\dfrac{P( A \text{and} B)}{P(B)}$
After substituting the values, we get
$P(A|B)=\dfrac{0.2}{0.3}=0.66$ or, $66.6 \%$
Geometry: Common Core (15th Edition)
by Charles, Randall I.
Published by
Prentice Hall
ISBN 10:
0133281159
ISBN 13:
978-0-13328-115-6
Chapter 13 - Probability - 13-7 Modeling Randomness - Practice and Problem-Solving Exercises - Page 867: 22
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