#### Answer

120 possible combinations

#### Work Step by Step

No. of Phone models = 4
No. of colors = 6
No. of calling plans = 5
Possible combinations = 4 x 6 x 5
= 120

Published by
McGraw-Hill Education

ISBN 10:
0078136334

ISBN 13:
978-0-07813-633-7

120 possible combinations

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