Worker apprentice time

The trained worker will do the work in 4 hours. The apprentice needs 6 hours for the same work. How many hours and minutes would they do this work if they worked together?

Result

t = 2:24 hh:mm Wrong answer

Step-by-step explanation:

h=41+61=123+122=123+2=1250.4167 1/h  t h=1  t=1/h=1/125=1:125=1 512=51 12=512=2.4=2:24 hh:mm



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algebranumbersUnits of physical quantitiesthemes, topicsGrade of the word problem

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