Answer
Please see the work below.
Work Step by Step
We can determine the number of moles of Fe as follows:
$24.6g\space Fe_2O_3\times \frac{1mol\space Fe_2O_3}{159.7g\space Fe_2O_3}\times \frac{2mol\space Fe}{1mol\space Fe_2O_3}=0.308mol\space Fe$