$0\mathrm{.}5$

points

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Carrier Lennox Trane York

Sales $ $169,000$ $ $930,000$ $ $57,000$ $ $276,000$

Sales discounts $4,00021,5006005,300$

Sales returns and allowances $15,0006,0005,8002,200$

Cost of goods sold $99,150557,74538,962129,417$

$($a$)$ Compute net sales, gross profit, and the gross margin ratio for each of the four separate companies.

$($b$)$ Which company has the better gross margin ratio?