In a factory there are 3 machines to perform a job. The newest machine can do the job in 3 days, another machine can do it in 4 days, and the third machine can do it in 6 days. How many days will the factory take to do the job using all three machines together?

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Satt Academy · Accepted Answer

1.333 - All three of the machines together can complete (1/3   +   1/4   +   1/6)  =  3/4 part of the job in a day.
Those machines can complete 3/4 part of the job in 1 day.
So, the machine...

In a factory there are 3 machines to perform a job. The newest machine can do the job in 3 days, another machine can do it in 4 days, and the third machine can do it in 6 days. How many days will the factory take to do the job using all three machines together?

ঐকিক নিয়ম (Unitary method) টপিকের বিষয়বস্তুঃ

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