An unfavorable variable overhead spending variance may be caused by
a. the payment of lower prices for variable overhead items used.
b. the use of excessive quantities of variable overhead items.
c. the use of excessive quantities of the variable overhead allocation base.
d. both the use of excessive quantities of variable overhead items and the payment of lower prices for variable overhead items used.

Atoy manufacturer makes its own wind-up motors, which are then put into its toys. while the toy manufacturing process is continuous, the motors are intermittent flow. data on the manufacture of the motors appears below.annual demand (d) = 50,000 units daily subassembly production rate = 1,000setup cost (s) = $85 per batch daily subassembly usage rate = 200carrying cost = $.20 per unit per year(a) to minimize cost, how large should each batch of subassemblies be? (b) approximately how many days are required to produce a batch? (c) how long is a complete cycle? (d) what is the average inventory for this problem? (e) what is the total annual inventory cost (holding plus setup) of the optimal behavior in this problem?

In a team environment, a coordinator is? a person with expert knowledge or skills in a particular area the team needs. a good listener who works to resolve social problems among teammates. a leader who team members focus on their tasks. a good networker who likes to explore new ideas and possiblities.

An insurance company estimates the probability of an earthquake in the next year to be 0.0015. the average damage done to a house by an earthquake it estimates to be $90,000. if the company offers earthquake insurance for $150, what is company`s expected value of the policy? hint: think, is it profitable for the insurance company or not? will they gain (positive expected value) or lose (negative expected value)? if the expected value is negative, remember to show "-" sign. no "+" sign needed for the positive expected value