Solve Simplify the Answer $\frac { 3 } { 4 }$

question 22

Multiple Choice

Solve. Simplify the answer.
-Erika spent $\frac { 3 } { 4 }$ of an hour on her computer visiting the history channel and the discovery channel websites. She spent $\frac { 1 } { 3 }$ of an hour at the history channel website. How many hours did she spend at the discovery channel website?

• A) \(\frac { 5 } { 12 } \mathrm { hr }\)
• B) \(\frac { 1 } { 6 } \mathrm { hr }\)
• C) \(\frac { 1 } { 3 } \mathrm { hr }\)
• D) \(\frac { 2 } { 3 } \mathrm { hr }\)

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Definitions:

McGregor

Refers to Douglas McGregor, a social psychologist, known for developing theories X and Y on workforce motivation and management.