Please help with these questions a-e please

b. What do Mondelez's customers owe the company at December 31, 2018 (\$ millions)? c. What does Mondelez expect to collect from its customers as of December 31, 2017 (\$ millions)? d. What is the GROSS Receivables at year-end 2018 ( $ millions)? Analyzing the Allowance for Uncollectible Accounts Following is the current asset section from the Mondelez balance sheet. * (net of allowances of $48 at 2018 and $60 at 2017) **(net of allowances of $56 at 2018 and $118 at 2017) a. What is the common-size trade receivables, net, at year-end 2018? e. What percentage of trade receivables does the company deem uncollectible as of year-end 2018? f. Based on the analysis above, in which year does the company have higher quality trade receivables