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1 A contractor finds that Crew A takes 9- hours to construct a retaining wall and Crew B can do the same 1 job in 4- 2 wall? hours. If Crew A and Crew B work together, how long will it take them to construct the retaining a) Let h = the time to complete the job. Write the equation you would use to solve this problem. b) Now solve your equation. Give your answer first as a reduced fraction, and then a decimal rounded to 3 places. Working together, the two crews will construct the wall in hours (fraction), which as a decimal is hours.

1 A contractor finds that Crew A takes 9- hours to construct a retaining wall and Crew B can do the same 1 job in 4- 2 wall? hours. If Crew A and Crew B work together, how long will it take them to construct the retaining a) Let h = the time to complete the job. Write the equation you would use to solve this problem. b) Now solve your equation. Give your answer first as a reduced fraction, and then a decimal rounded to 3 places. Working together, the two crews will construct the wall in hours (fraction), which as a decimal is hours.

Algebra and Trigonometry (6th Edition)
Algebra and Trigonometry (6th Edition)
6th Edition
ISBN:9780134463216
Author:Robert F. Blitzer
Publisher:Robert F. Blitzer
ChapterP: Prerequisites: Fundamental Concepts Of Algebra
Section: Chapter Questions
Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...
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A contractor finds that Crew A takes 9- hours to construct a retaining wall and Crew B can do the same 1 job in 4- hours. If Crew A and Crew B work together, how long will it take them to construct the retaining wall? a) Let h = the time to complete the job. Write the equation you would use to solve this problem. b) Now solve your equation. Give your answer first as a reduced fraction, and then a decimal rounded to 3 places. Working together, the two crews will construct the wall in hours (fraction), which as a decimal is hours.
Transcribed Image Text:A contractor finds that Crew A takes 9- hours to construct a retaining wall and Crew B can do the same 1 job in 4- hours. If Crew A and Crew B work together, how long will it take them to construct the retaining wall? a) Let h = the time to complete the job. Write the equation you would use to solve this problem. b) Now solve your equation. Give your answer first as a reduced fraction, and then a decimal rounded to 3 places. Working together, the two crews will construct the wall in hours (fraction), which as a decimal is hours.
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