Question 156162
The part invested at 5% we'll call x so the part invested at 6% is (25000-x).

So:

x*.05 - 40 = (25000-x)*.06

x*.05 - 40 = 1500-x*.06

x*.11 - 40 = 1500

x*.11 = 1540

x = 14000

So, $14000 was invested at 5% and (25000-14000) = $11000 was invested at 6%.