please help these are very simple!!! will thumps up right away

1. Knowledge/Understanding [6 marks] Calculate the simple interest earned on each investment. a) $450 invested for 9 years b) $2800 invested for 261 days at 6% per year at 16% per year 2. Application [3 marks] Determine the time it will take for $180 to earn $180 in interest, if the interest rate is 5% per year. (This is the time it will take for the investment to double.) 3. Thinking/Inquiry/Problem Solving [3 marks] Determine the simple interest rate that will earn $1575 in interest on an investment of $3500 after 14 years. 4. Knowledge/Understanding [6 marks] Complete the following table. Annual rate % Compound period | Number of years i n 10.4 weekly 2 6.8 Semi-annually 7 10 daily 35. Knowledge/Understanding [8 marks] Calculate the amount for each investment. a) $4800 invested for 6 years at 13% per year, compounded annually b) $755 invested for 8 years at 12% per year, compounded quarterly. 6. Thinking/Inquiry/Problem Solving [6 marks] A $5000 investment earns interest at 8%, compounded semi-annually, for 10 years. How much interest is earned in the final year of the 10-year term? Foundations for College Mathematics, Grade 11 Unit II Workbook 8 7. Communication [6 marks] Compare the following two investments re how much interest is earned and compare their growth rates. Investment A: $200 at 6% simple interest for 5 years . Investment B: $200 at 6% interest compounded annually for 5 years