Answer:
252 at 8% for 2 years: $40.32
400 at 2% for 6 months: $4
5000 at 3.5% for 1 year: $175
6240 at 10% for 9 months: $468
Explanation:
252 at 8% for 2 years: 20.16 * 2 years which is $40.32
400 at 2% for 6 months: 8*1/2 = $4
5000 at 3.5% for 1 year: $175
6240 at 10% for 9 months: 624*3/4 = $468