Hello I need help to fill this out please. I did some of it but I don't know how to do the rest. Can you please give me correct answers and solution please. And also please check the ones I did and if anything is wrong with it please correct it and give me all correct answers and step by step solution please. And also please double check the answers and step by step solution. Thank you.

Purchase Interest First Month's Total Date Price Rate Time Interest Interest 6/1 $2,596.40 9% 7 months 18.67 7/10 $15,632.16 10% 10 months 85.66 8/1 $3,532.75 9% 90 days 9/8 $7,659.43 11% 6 months 50.78