On January 15, business man ronald rump takes out a $650,000 loan at 5.5% annual interest. the maturity date is oct1.

1. how much will ronald rump pay on oct1?

2 suppose instead of paying off the entire loan on october 1 he decides to pay$100,000 on may 1 and 150,000 on aug 1

a how much did he pay on may1?

b how much of the $100,000 went to the principal

c what is the new principal

d how much interest was paid on aug 1