Solve the Problem $\frac { 1 } { 9 } h r$

question 104

Multiple Choice

Solve the problem.
-Martha can rake the leaves in her yard in 2 hours. Her brother can do the job in 7 hours. How long will it take them to do the job working together?

• A) \(\frac { 1 } { 9 } h r\)
• B) \(\frac { 14 } { 5 } \mathrm { hr }\)
• C) \(\frac { 1 } { 14 } \mathrm { hr }\)
• D) \(\frac { 14 } { 9 } \mathrm { hr }\)

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Definitions:

Extreme Stress

A condition of overwhelming mental or emotional pressure beyond an individual's ability to cope.

Coping

Managing stress or adversity through various strategies and techniques.

Difficult Temperament

A temperament style characterized by high reactivity and poor self-regulation or adaptability, often evident in the early stages of life.

Young Adults

Individuals in the late teenage years to early twenties, often considered a transitional phase from adolescence to adulthood.