Answer
202 minutes
Work Step by Step
We divide 20 dollars by the cost per minute to obtain:
$$=\frac{20\ dollars}{.099 \ dollars \ per \ minutes} \\ = 202 \ minutes$$
Basic College Mathematics (10th Edition)
by Lial, Margaret L.; Salzman, Stanley A.; Hestwood, Diana L.
Published by
Pearson
ISBN 10:
0134467795
ISBN 13:
978-0-13446-779-5
Chapters 1-5 - Cumulative Review Exercises - Page 378: 31
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