The reason is that they make it more efficient to deliver necessary goods and services to consumers.
This is often referred to as the clinical approach. The clinical approach is also known as the threshold approach to clinical decision making. This approach combines rational and quantitative information with a general approach to decision making. In this situation, say you were hiring a new employee, a person using the clinical approach would look at their resume in how they match up with numbers and on paper to the candidate their looking for but also who they are as a person in a general sense.
Answer: $0.79.
Explanation:
Given that,
Tendered bill = $5
Bill charged = $4.21
Therefore,
The change due is calculated by subtracting bill charged from tendered bill.
Change due = Tendered bill - Bill charged
= $5 - $4.21
= $0.79
Hence, change in dollars would be $0.79.