Perform the Operation Indicated $\frac { \frac { 5 } { a } + \frac { 2 } { b } } { \frac { 1 } { x } - \frac { 1 } { y } }$

question 52

Multiple Choice

Perform the operation indicated. Simplify.
- $\frac { \frac { 5 } { a } + \frac { 2 } { b } } { \frac { 1 } { x } - \frac { 1 } { y } }$

• A) \(\frac { x y ( 5 a + 2 b ) } { a b ( x - y ) }\)
• B) \(\frac { a b ( 2 a + 5 b ) } { x y ( y - x ) }\)
• C) \(\frac { x y ( 2 a + 5 b ) } { a b ( y - x ) }\)
• D) \(\frac { 2 a + 5 b } { y - x }\)

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Definitions:

Cash Payback Period

A rephrased term for Payback Period, this is the duration required for an investment to generate cash flows that cover its initial expense.

Present Value Factor

A calculation used in determining the present value of a sum of money to be received in the future by considering a specified rate of interest.

Average Rate of Return

A financial ratio that indicates the profitability of an investment by calculating the average annual profits divided by the initial investment cost.

Present Value Factor

A factor used to determine the present value of a sum that is to be received in the future, taking into account a specific interest rate and time period.