Given an activity's optimistic, most likely, and pessimistic time estimates of 2, 10, and 20 days respectively, compute the PERT variance for this activity

As tourist destinations grow in popularity, services are usually added to meet increased levels of demand.

a. true b. false

A product's ________ is the difference between its price and total cost per unit

A) markup B) revenue C) profit margin D) cost-based margin E) incremental cost