Exercise $13-3($Algo$)$ Computing and analyzing trend percents LO P$1$

$\backslash$table$[[$Sales$,2021,2020,2019,2018,2017],[$Cost of goods sold,$$61,577,$$$432,403,$$$335,196,$$$245,565,$$$181,900],[$Accounts receivable,$339,954,222,176,174,000,126,638,92,769]]$

Compute trend percents for the above accounts, using $2017$ as the base year. For each of the three accounts, sta situation as revealed by the trend percents appears to be favorable or unfavorable.

$\backslash$table$[[$Trend Percent for Net Sales:$],[,$Numerator:,$1,$Denominator:,,,$],[,,1,,=,$Trend percent$],[2021$:$,,1,,=,,\%],[2020$:$,,1,,=,,\%],[2019$:$,,1,,=,,\%],[2018$:$,,1,5,=,,\%],[2017$:$,,1,$L$,=,,\%],[$Is the trend percent for Net Sales favorable or unfavorable?$],[\backslash$table$[[$Trend Percent for Cost of Goods Sold:$],[1,]]],[,$Numerator:,$1,$Denominator:,,,$],[,,1,,=,$Trend percent$],[2021$:$,,1,,=,,\%],[2020$:$,,1,,=,,\%],[2019$:$,,1,,=,,\%],[2018$:$,,1,,=,,\%],[2017$:$,,1,$a$,=,,\%],[$Is the trend percent for Cost of Goods Sold favorable or unfavorable?,,,$]]$