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.