6 and 10 pleaseee

Finding kor n: Concept Connection Examples 6-3 and 6-4 (page 237-238) 6. At what interest rate will $1,000 grow into $3,642.50 in 15 years? 7. How long will it take $5,000 invested at 14% to double? 8. At what interest rate will $750 grow into $3,132.83 in 15 years? 9. If you invest $8,000 at 12%, how long will it take to triple? Future and Present Values of an Annuity: Concept Connection Example 6-5 (page 243) 10. How much will $650 per year deposited at 12% be worth in 8 years