Answer:
Accounts Receivable Turnover = Sales/Average accounts receivables
Sales revenue / [Accounts receivable balance (gross), beginning - Allowance for doubtful accounts, beginning) + (Accounts receivable balance (gross), ending + Allowance for doubtful accounts, ending) / 2
For Nike
Accounts Receivable Turnover = $19795.3/ [(2884.3-77.2)+(2952.8-104.1)/2]
Accounts Receivable Turnover = $19795.3 / $2827.9
Accounts Receivable Turnover = 7 times
For Adidas
Accounts Receivable Turnover = 10675/[(1740-112)+(1556-134)]/2
Accounts Receivable Turnover = $10675 / $1525
Accounts Receivable Turnover = 7 times