please answer all, im begging thank you

the answers should be rounded to 2decimal places and in percent without the percent sign where necessary.

Question 5 1 pts The U.S. treasury offers to sell you a bond for $585.43. No payments will be made until the bond matures 10 years from now, at which time it will be redeemed for $1,000. What interest rate would you earn if you bought this bond for $585.43? Question 6 1 pts How long would it take $1,000 to double if it was invested in a bank that paid 6% per year? Question 7 1 pts Assume you plan to buy a condo 5 years from now, and you estimate that you can save $2,500 per year. You plan to deposit the money in a bank account that pays 4$ interest, and you will make the first deposit at the end of the year. How much will you have after 5 years? Question 8 1 pts Assume you plan to buy a condo 5 years from now, and you estimate that you can save $2,500 per year. You plan to deposit the money in a bank account that pays 4$ interest, and you will make the first deposit at the beginning of the year. How much will you have after 5 years? Question 9 1 pts Suppose you borrowed $30,000 on a student loan at a rate of 8% and must repay it in three equal installments at the end of each of the next 3 years. How large would your payments be