A plant foreman wanted to know how many hours had been spent on a particular project. He asked his supervisors to report the hou
2 answers:
Answer:
828.7 hours
Step-by-step explanation:
We have the following data:
Department A. . . . . . . . . . . . . . . . . . . . . . . . . . .202.5 hours
Department B . . . . . . . . . . . . . . . . . . . . . . . . . . 212 3⁄4 hours
Department C . . . . . . . . . . . . . . . . . . . . . . . . . .198.25 hours
Department D. . . . . . . . . . . . . . . . . . . . . . . . . . .215 1⁄5 hours
Note that the hours recorded in department B and D are written in the form of a mixed number
Before making the sum we must convert the mixed numbers into decimal form
Then we add the main number with the fraction that accompanies it
Finally the total hours are:
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