Answer
40% of the gumdrops are black.
Work Step by Step
Add up the number of gumdrops to find the total.
Divide the number of black gumdrops by this number.
Chemistry: An Introduction to General, Organic, and Biological Chemistry (12th Edition)
by Timberlake, Karen C.
Published by
Prentice Hall
ISBN 10:
0321908449
ISBN 13:
978-0-32190-844-5
Chapter 1 - Section 1.4 - Key Math Skills for Chemistry - Additional Questions and Problems - Page 21: 1.45b
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