Answer:
$2125 interest accumulated at the end of 10 years .
Explanation:
Formula

As given
An investor puts $2,500 into a life insurance policy that pays 8.5% simple annual interest.
Principle = $2500
Rate = 8.5 %
Time = 10 years
Putting all the values in the formula


Simple interest = $ 2125
Therefore the $2125 interest accumulated at the end of 10 years .