18. A total of $450 was donated to charity by 25 employees. If 15 employees
donated at least $12 but less than $19 and 9 employees donated at least
$19, what is the maximum amount, in dollars, that the last employee could
have donated?
19. A tank has a capacity of 200 pints. How many gallons of water would it
take to fill the tank to
of its capacity? (1 gallon = 8 pints)
gallons
1 kilogram = 2.2 pounds
20.
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