Algebra 1

by Hall, Prentice

Published by Prentice Hall

ISBN 10: 0133500403

ISBN 13: 978-0-13350-040-0

Chapter 1 - Foundations for Algebra - Concept Byte - Closure - Page 45: 1

Answer

Rational

Work Step by Step

1.225 is rational because it can be written as the ratio 49/40

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