Discrete Mathematics and Its Applications, Seventh Edition

Published by McGraw-Hill Education
ISBN 10: 0073383090
ISBN 13: 978-0-07338-309-5

Chapter 4 - Section 4.1 - Divisibility and Modular Arithmetic - Exercises - Page 244: 12

Answer

a) 100 hours after it reads 2:00, a 24-hour clock reads 6:00 b) 45 hours after it reads 12:00, it reads 9:00 c) 168 hours after it reads 19:00, it reads 19:00

Work Step by Step

a) 2+100=102=24(4)+6=6:00 b) 12+45=57=24(2)+9=9:00 c) 19+168=187=24(7)+19=19:00
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