(Solution Manual all Chapters)
Chapter 1 Solutions
,1.1
(b) The volume of water contaminating the wine is equal to the volume of wine contaminating
the water.
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,1.2 (b) The amount of pennies in the jar of mostly nickels is the equal to the amount of
nickels in the jar of mostly pennies.
After step (1) there are 10 pennies and 90 nickels in the first jar. We can reason this problem
assuming the jars get well mixed. After step (2) there are 9 nickels and 1 penny transferred back
to the other jar. That leaves 9 pennies in the first jar and 9 nickels in the second jar. Even if it is
not perfectly mixed, the same type of reasoning leads to choice (b).
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, 1.3
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