6) You started a simple interest savings account with $6,000. In 41 years, the account grew to $17,700. What is the interest rate? W bought JW bought a new boat for $129,800. The seller is giving 13% off. The sales tax on large purchases in his city is 6.95%. The bank is requiring a 23% down payment to secure the loan. 7) How much is the discount? pur 8) What is the discounted cost? 9) What is the amount of tax for his purchase? 3 4 10) What is the discounted cost with tax? 11) What is the amount of the down payment? 12) How much of the cost has to be financed