Final answer:
The best interpretation of 4 over 25 in the given equation is a conversion factor. The fraction 4/25 represents the conversion factor between dollars and pints of paint.
Step-by-step explanation:
The best interpretation of 4 over 25 in the given equation is a conversion factor. The equation states that the amount of paint, P, in pints, that can be bought with d dollars is given by the equation P = 4/25 * d. The fraction 4/25 represents the conversion factor between dollars and pints of paint. This means that for every 25 dollars, you can buy 4 pints of paint.