On January? 15, 2020, the U.S. Treasury issued a? ten-year inflation indexed note with a coupon of 7 %.
On the date of? issue, the CPI? (consumer price? index) was 395. By January? 15, 2030, the CPI index had decreased to 280.
What principal and coupon payment was made on January? 15, 2030?
The CPI index deppreciated by ______.
?(Round to five decimal? places.)
The principal payment is $______ .
(Round to the nearest? cent.)
The coupon payment is ?$_____ (Round to the nearest cent.)