e workers could do a job in 20 days. Six workers started the job. How many workers should be reinforced at the beginning of the 7thhày to finish the job for a tota the start?

Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter7: Percents
Section: Chapter Questions
Problem 18PTTS
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Twelve workers could do a job in 20 days. Six workers started the job. How many workers should be reinforced at the beginning of the 7thway to finish the job for a total of 18 days
from the start?
Transcribed Image Text:Twelve workers could do a job in 20 days. Six workers started the job. How many workers should be reinforced at the beginning of the 7thway to finish the job for a total of 18 days from the start?
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