Product Pricing: Two Products

$($a$)$ What price should Quality Data charge for each disk pack if management believes the DVDs sell for $20$ percent more than the CDs$?$ Round answers to the nearest cent.

$CDs$$

DVDs $

$($b$)$ What is the total profit per product using the selling prices determined in part $($a$)?$ Use negative signs with answers, if appropriate.

CDs $

DVDs $$0$