Answer:
The duties under the teaching contract cannot be delegated
Explanation:
The person wit whom the school has a binding agreement was Teresa and contract of services cannot be delegated unilaterally by Teresa to her friend Shirley without consulting the school authority.
The appropriate procedure would be for Teresa to discuss with the school her plans to let Teresa to cover up for her absence,however, if the school accepts the new arrangement , Teresa would need to be relieved of her duties as this would be a permanent substitution.
Answer:
a. 480
Explanation:
The computation of the economic order quantity is given below:

= 480 units
The carrying cost could be determined below:
= $4 × 25%
= $1
hence, the carrying cost is $1
Therefore the economic order quantity is 480
Thus, the correct option is a.
Some of the changes that may pose a great opportunity for business are: (1) change in the demands of the consumers (it may be in style, taste, etc) (2) rapid technology, (3) global banking opportunities, and lastly (4) government enhancing ties with the private owners of different business units.
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