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Review: Estimating a Sum of Many Fractions
Explanation
In this question, x is
a sum of fractions. The first one, 
,
is the largest one, because it has the smallest denominator, and the last one, 
,
is the smallest of the terms, since it has the largest denominator. Since is the largest of these 5 terms, we know they
will be less than 
.
And since is the smallest of the five terms, we know
they will be greater than 
.
Therefore, 
.
The correct answer is (B).
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