I got the answer 206.25 because i multiplied 1500 by 13 3/4% (0.1375)...Would that be correct?

I have another problem where it says interest on $2500 at 12% for 9 months..Since it's 9 months this time, would it look like this: 0.12 × 9/12 × 2500 and then the answer from that??