Three friends, Pedro, Juan, and Jose, can do a certain work alone in 10 hours, 15 hours, and 18 hours, respectively. Suppose that after Pedro and Juan work together for 2 hours, Pedro left and Jose took his place until the work is finish. How long did it take Pedro and Juan to finish the work?
Three friends, Pedro, Juan, and Jose, can do a certain work alone in 10 hours, 15 hours, and 18 hours, respectively. Suppose that after Pedro and Juan work together for 2 hours, Pedro left and Jose took his place until the work is finish. How long did it take Pedro and Juan to finish the work?
Elementary Algebra
17th Edition
ISBN:9780998625713
Author:Lynn Marecek, MaryAnne Anthony-Smith
Publisher:Lynn Marecek, MaryAnne Anthony-Smith
Chapter3: Math Models
Section: Chapter Questions
Problem 441PT: Two planes leave Dallas at the same time. One heads east at a speed of 428 miles per hour. The other...
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Three friends, Pedro, Juan, and Jose, can do a certain work alone in 10 hours, 15 hours, and 18 hours, respectively. Suppose that after Pedro and Juan work together for 2 hours, Pedro left and Jose took his place until the work is finish. How long did it take Pedro and Juan to finish the work?
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