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Working Together

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Visit this site: http://mathforum.org/dr.math/faq/faq.working.together.html
Author:Math Forum, a Classic Problem from the Ask Dr. Math FAQ
Description: Jack can paint a house in 5 days, and Richard can paint the same house in 7 days. Working together, how long will it take them to finish the job?
Levels: Elementary, Middle School (6-8), High School (9-12)
Languages: English
Resource Types: Frequently Asked Questions (FAQs)
Math Topics: Basic Operations, Fractions/Decimals/Percents, Problem-Solving

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