Algebra 1

Published by Prentice Hall
ISBN 10: 0133500403
ISBN 13: 978-0-13350-040-0

Chapter 2 - Solving Equations - 2-9 Percents - Practice and Problem-Solving Exercises - Page 142: 41


75% of 40 is 30.

Work Step by Step

$a=p\%\times b$ substitute $30=p\% \times40$ divide both sides by 40 $30\div 40=p\%\times40\div40$ $0.75=p\%$ convert the decimal $75\%=p\%$
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