The answer is positive 1/5. Here is a tip, when reading a graph read from left to right. If it is going up to the right it is positive. If it goes down going to the right it is negative. Also think rise/run. Count how many times it goes up(or down) then count how long the line goes.
 
        
             
        
        
        
Answer:
After a year you would have $1,825
Step-by-step explanation:
Amount for one cat a day in cents
10x25=250
Amount for one cat for a year in cents 
250x365=91,250
Amount for both cats for a year in cents
91,250x2=182,500
Amount for both cats for a year dollars
182,500/100=1,825