Answer:
108 since in order to find out the maximum amount, we have to find the volume of the full pan, which is found by the formula shown below:
Vbrownie batter=L×W×H=9×8×1.5=108cubic inches
In 3 years $108 in interest is earned
principle + interest = $708
The percent of change would be -33.3% which would then equal a 33.3% decrease (when decimal is rounded)
what I did was turn 1/4 and 1/2 into decimals to make it easier to solve