The portion of whole units that were completed with respect to either materials or conversion costs within a given accounting period is the definition of
a. equivalent units
b. conversion costs
c. units started and completed
d. ending work in process

Petra contracted to paint bret’s house for $2,000. after beginning the job, petra realizes that the house is really quite big, and she’s not going to make enough profit, so she tells bret she wants another $500 to finish the job. bret doesn’t want to pay more, but he’s afraid that if she walks off the job, he’ll have trouble finding someone else to finish it, so he agrees. is bret legally obligated to pay the extra $500?