I would say no,because there are other types of agreements between people.not just paper ones
Answer:
b. understate the predetermined overhead rate
Explanation:

The rate is determinate by distributing the expected cost over the cost driver
In this case labor cost.
as this value is higher than it should
(labor + some indirect)

the result of the division will be lower thus, the overhead rate is lower than it should be without the mistake.
Answer:
Unitary production cost= $94
Explanation:
Giving the following information:
Variable costs per unit:
Direct materials $ 38
Direct labor $ 53
Variable manufacturing overhead $ 3
<u>The variable costing method incorporates all variable production costs (direct material, direct labor, and variable overhead). Variable selling and administrative expense is a period cost. </u>
Unitary production cost= 38 + 53 + 3
Unitary production cost= $94