One crew can seal a parking lot in 15 hours and another in 20 hours. How long will it take to seal the parking lot if the two crews work together? _____hr
One crew can seal a parking lot in 15 hours and another in 20 hours. How long will it take to seal the parking lot if the two crews work together? _____hr
College Algebra (MindTap Course List)
12th Edition
ISBN:9781305652231
Author:R. David Gustafson, Jeff Hughes
Publisher:R. David Gustafson, Jeff Hughes
Chapter1: Equations And Inequalities
Section1.2: Applications Of Linear Equations
Problem 42E: Solve each problem. Sealing asphalt One crew can seal a parking lot in 8 hours and another in 10...
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Equations and inequalities describe the relationship between two mathematical expressions.
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A linear function can just be a constant, or it can be the constant multiplied with the variable like x or y. If the variables are of the form, x2, x1/2 or y2 it is not linear. The exponent over the variables should always be 1.
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One crew can seal a parking lot in 15 hours and another in 20 hours. How long will it take to seal the parking lot if the two crews work together?
_____hr
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