Worker 25

Worker A can complete 2/3 of a certain job in 12 days, and worker B can complete 1/6 of the same job in 4 days. In how many days will they complete the job if they work together?

Final Answer:

t =  10.2857

Step-by-step explanation:

2/3 A=12  2A=36  A=236=18  A=18  1/6 B=4  B=24  t (1/A+1/B)=1 t (1/18+1/24)=1  7t=72  t=772=10.28571429  t=77210.285714=10.2857



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