Gas pipeline

Worker Molnár excavated the gas pipeline in 15 hours, worker Lakatoš in 12 hours and worker Soukup in 10 hours. After how many hours of joint work will the excavation be completed?

Correct answer:

t =  4 h

Step-by-step explanation:


t•(1/15+1/12+1/10)=1

15t = 60

t = 4

Our simple equation calculator calculates it.



Did you find an error or inaccuracy? Feel free to write us. Thank you!



avatar







Tips to related online calculators
Do you have a linear equation or system of equations and looking for its solution? Or do you have a quadratic equation?
Do you want to convert time units like minutes to seconds?

You need to know the following knowledge to solve this word math problem:

Related math problems and questions: