please help me out with these Qs

Your monthly statement from your bank credit card shows that the monthly rate of interest is 1.5%. What is the effective annual rate of interest you are being charged on your credit card? 18.00% 18.64% 19.56% 29.74% Your father has $500,000 and wants to retire. He expects to live for another 20 years and he also expects to earn 8% on his invested funds. How much could be withdrawn at the beginning of each of the next 20 years and end up with zero in the account? $53, 431.83 $47, 153.80 $57, 764.40 $47, 843.15 $45, 199.76 Your company has just taken out a 1-year installment loan for $100,000. Monthly payments on the loan will be $8, 978, due at the end of each month. What percentage of the 3rd monthly payment will go toward the repayment of principal 91.70% 94.81% 86.79% 88.54% 89.06% You take out a 30 year, 6% mortgage for $300,000, paying 3 "points". What is the true/accurate/correct rate of interest on the mortgage 4.85% 6.29% 7.60% 5.81% 9.47%