Ajax Carpet Cleaning Promises to Clean 100 Square Feet of Carpet

question 45

Multiple Choice

Ajax Carpet Cleaning promises to clean 100 square feet of carpet for $20.00. Their work standard for such a job is $5.00 for labor and $2.50 for cleaning supplies. Since they use the customer's electricity, there are no other inputs in to the cleaning process. What is their labor productivity?

• A) 20.0
• B) 4.00
• C) 8.00
• D) 2.50
• E) 40.0

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Definitions:

Yield Rate

The rate of return on an investment over a specified period, expressed as a percentage, considering both interest and dividends.

Compounded Semi-annually

When interest is compounded semi-annually, it is calculated and added to the principal amount twice a year.

Whale Population

The total number of whales in a particular species or geographical area, often monitored for conservation purposes.

Decrease Rate

A term that may refer to the rate at which a value is reducing over a period of time.