Final answer:
The interest expense for February is $1,500.
Step-by-step explanation:
To calculate the interest expense for February, we need to calculate the interest for the outstanding balance at the end of January. The interest is calculated by multiplying the outstanding balance by the interest rate. In this case, the outstanding balance at the end of January is $25,000 and the interest rate is 6%. So, the interest expense for February is $25,000 * 6% = $1,500.