Perform the Operation Indicated $$\frac { \frac { 7 } { x } + 1 } { \frac { 7 } { x } - 1 }$$

question 47

Multiple Choice

Perform the operation indicated. Simplify.
- $$\frac { \frac { 7 } { x } + 1 } { \frac { 7 } { x } - 1 }$$

• A) \(7 - x ^ { 2 }\)
• B) \(\frac { x ^ { 2 } } { 7 - x ^ { 2 } }\)
• C) \(\frac { 7 + x } { 7 - x }\)
• D) 7

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Definitions:

Weighted Average Delay

implies the average time delay in a process or system, adjusted for the importance or frequency of each delay component.

Collection Delay

The time lapse between when a payment is made by a customer and when the funds become available to the recipient company.

Average Amount

The mean sum of a group of numbers, calculated by dividing the total by the quantity of numbers.

Weighted Average Float

The average time between when a check is deposited in a bank and when the funds are available.