can some one answer 1-4 please studying for exam

1. How long would it take for annual deposits of $150 to grow to $3000 if you could earn 3% annually? (5) 2. If S1000 grew to $7500 after 12 years, what must have been the annual rate of return? (5) 3. What is the present value of S2000 received once after 10 years if the discount rate is 15%? (5) 4. What is the future value after 15 years of a 5600 deposit if the interest rate is 1.8%? (5) 5. What would be the annual payment on a 25-year amortized loan of $200,000 at 9%? (5) 6. How long would it take to realize the $3000 in Problem #lif $150 is deposited only once? (5) 7. What would be the price of an investment promising $10,000 per year forever if the yield is 3.5%? (5) 8. What would be the payment on a 4-year discount loan of $8000 at 16%