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Mathematics 14 Online
OpenStudy (anonymous):

5 workers earn 8000kn (KN is Croatian Value for money) for 8 days. How much 4 workers will earn for 12 days?

OpenStudy (anonymous):

let x = amount earned for one day by one worker. 5x = (8000/8) --> solve for x --> plug it in the next one --> 4x = z/12 --> z is your answer

OpenStudy (anonymous):

I don't get it , i am very bad at math. 4x = 8000/12 ??

OpenStudy (anonymous):

5x = 1000 --> x = 200 4(200) = z/12 --> z = 9600 for 12 days

OpenStudy (anonymous):

\[--> NumberOfWorkers \times SalaryForOneDay \times XDays = TotalForXDays\] basically rearranged these and plugged in their numerical values

OpenStudy (anonymous):

Ahaaa i got it , i calculated and it's 9600 just like you wrote , but how did you get that salary for one day is 200?

OpenStudy (anonymous):

5 * x * 8 = 8000

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