Answer:
 1135.38
Explanation:
Original amount = 1015; 
First decrease = 6%
Followed by an increase = 19% 
Unknown: 
Final amount: 
Solution: 
If 100% of a value implies multiplying by 1; 
 6% decrease = 0.94 
 19% increase = 1.19 
Now; 
 Final amount = 1015 x 0.94 x 1.19 = 1135.38