Answer
See below.
Work Step by Step
If the events are independent, then $P(\text{A and B})=P(A)P(B)$. Thus here $P(\text{A and B})=0.4\cdot0.5=0.2$
Algebra 2 (1st Edition)
by Larson, Ron; Boswell, Laurie; Kanold, Timothy D.; Stiff, Lee
Published by
McDougal Littell
ISBN 10:
0618595414
ISBN 13:
978-0-61859-541-9
Chapter 10 Counting Methods and Probability - 10.5 Find Probabilities of Independent and Dependent Events - 10.5 Exercises - Skill Practice - Page 722: 33
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