Posted by Karen on Wednesday, July 29, 2009 at 10:49am.
The range is the difference of the extreme values.
In the particular example, the range is the difference between the oldest and the youngest persons.
Can you work with that?
57-x=29
x=57-29
x=29+-57
x=28
Did I do that right?
Yes. The youngest person is 28.
Thank you!
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