Answer:
After one year, Joseph would have $2548.03.
Explanation:
Givens:
- Principal is $2,400.
- Rate of interest is 6%.
- The amount is compounded monthly.
To solve this problem we have to use the interest compound formula:

Where A is the final amount, P is the principal, r is the rate of interest in decimal number, n is the amount of periods compounded per year and t is the time in years.
Now, to know how much would have Joseph after one year, we have:

Therefore, after one year, Joseph would have $2548.03.