Latisha plans to save for a down payment on a house at the end of each quarter for 10 years. The first investment is $2600 and she plans to increase the investment amount by 0.5% per quarter thereafter. Assume her investments can earn 8% compounded quarterly. Round final answers to the nearest cent.

a) How much money will Latisha have at the end of 10 years?

b) What will be the investment amount of her last savings contribution?