Which of the following statements regarding pert times is true? (a) the optimistic time estimate is an estimate of the minimum time an activity will require. (b) the optimistic time estimate is an estimate of the maximum time an activity will require. (c) the probable time estimate is calculated as t = (a + 4m + b). (d) pessimistic time estimate is an estimate of the minimum time an activity will require. (e) most likely time estimate is an estimate of the maximum time an activity will require.

Moody corporation uses a job-order costing system with a plantwide predetermined overhead rate based on machine-hours. at the beginning of the year, the company made the following estimates: machine-hours required to support estimated production 100,000 fixed manufacturing overhead cost $ 650,000 variable manufacturing overhead cost per machine-hour $ 3.00 required: 1. compute the plantwide predetermined overhead rate. 2. during the year, job 400 was started and completed. the following information was available with respect to this job: direct materials $ 450 direct labor cost $ 210 machine-hours used 40