Answer :

The real answer when you solve it is 27.813, but the estimated answer is 28.0 pints. Or you can "simplify" it to 28 pints. 
you need to remember that

[tex]1 ounce = 0.0625 pints[/tex]

now simply you can just multiply

[tex]445*0.0625[/tex]

which is equal to

[tex]27.8125 \approx 28pints[/tex]

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