on account) and recorded doubtful-account expense of \$18 million for the year ended January 31, 20X7. Requirement 1. Use this information to measure the following amounts for the year ended January 31,207 : a. Write-offs of uncollectible receivables. b. Collections from customers. Requirement 1a. Use this information to measure the write-offs of uncollectible receivable amounts for the year ended January 31,20X7. Requirement 1b. Use this information to measure the collections from customers for the year ended January 31, 207