1. Find the time required for an investment of 5000 dollars to grow to 7900 dollars at an interest rate of 7.5 percent per year, compounded quarterly.

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2. Find the time required for an investment of 5000 dollars to grow to 6200 dollars at an interest rate of 6.5% per year, compounded quarterly. Round to the nearest year.

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3. Find the time required for an investment of 5000 dollars to grow to 8200 dollars at an interest rate of 7.5 percent per year, compounded quarterly.

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4. Find the time required for an investment of 5000 dollars to grow to 8400 dollars at an interest rate of 6.5 percent per year, compounded daily.

5. Find the time required for an investment of 4,000 dollars to grow to 6,000 dollars at an interest rate of 7% per year, compounded monthly. Give your answer accurate to 2 decimal places.

6. Find the time required for an investment of $ 5000 to grow to $ 8500 at an interest rate of 7.5 percent per year, compounded quarterly. Round to 2 decimal places. t=

7. Find the time required for an investment of 5,000 dollars to grow to 8,000 dollars at an interest rate of 5% per year, compounded monthly.

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