I will give brainiest to whoever answers correctly !! There are two parts to this question A and B

Answer:
Step-by-step explanation:
5 1/2%=0.024
3500 x 0.025 = 87.5
She paid 87.5$ dollars for the use of money
due date is after 6 months so
3500 times 6 = 21000
21000 times 0.025 = 525
She paid 525$ dollars on the due date