Which information is not necessary to solve this problem? Belinda works for 6 hours a day. She is paid after every 4 days of work. She has been working at her job for 32 days. She makes $280 each pay check. How much has Belinda earned? A. Belinda makes $280 each pay check. B. Belinda has be working at her job for 32 days. C. Belinda is paid after 4 days of work. D. Belinda works 6 hours each day.