Answer
The current in each strand is $~~6.00~mA$
Work Step by Step
To find the current in each strand, we can divide the total current by the number of strands:
$i = \frac{0.750~A}{125}$
$i = 6.00\times 10^{-3}~A$
$i = 6.00~mA$
The current in each strand is $~~6.00~mA$
