Answer
One would need 3.75 cups of rock salt to make the brine solution.
Work Step by Step
18.75 (cups of crushed ice)/5 (ratio for rock salt to make solution)= 3.75
Prealgebra (7th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321955048
ISBN 13:
978-0-32195-504-3
Chapter 6 - Section 6.3 - Proportions and Problem Solving - Exercise Set - Page 438: 44
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