Please answer #3 & 4

3) Bob makes his first $1.000 deposit into an IRA carning 6.4% compounded annually on his 24th birthday and his last $1.000 deposit on his 35th birthday (12 equal deposits in all). With no additional deposits, the money in the IRA continues to earn 6.4% interest compounded annually until Bob retires on his 65th birthday. How much is in the IRA when Bob retires? 4) You can afford monthly deposits of $200 into an account that pays 5.7% compounded monthly. How long will it be until you have $7,000? Express answer in months