Solve
-A Painter Can Finish Painting a House in 8 $\frac { 9 } { 40 } \mathrm { hr }$

question 10

Multiple Choice

Solve.
-A painter can finish painting a house in 8 hours. Her assistant takes 10 hours to finish the same job. How long would it take for them to complete the job if they were working together?

• A) \(\frac { 9 } { 40 } \mathrm { hr }\)
• B) \(9 \mathrm { hr }\)
• C) \(7 \mathrm { hr }\)
• D) \(4 \frac { 4 } { 9 } \mathrm { hr }\)

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Definitions:

Scientific Education

The process of acquiring knowledge and understanding through the scientific method and its application.

Pharmacologist

A scientist who specializes in the study of drug action and how medicines affect the body and behavior.

Research Psychologist

A professional who conducts scientific studies to understand human behavior and mental processes.

Self-perceptions

How individuals perceive and evaluate themselves, potentially impacting their behavior and attitudes.