It takes an electrician 45 minutes to wire an office in a new office building that is being built. The electrician signed a contract to wire all offices on 6 floors of the new building. There are 50 offices on each floor. How many weeks should the electrician allow for this job if he works a standard work week (8 hours per day for 5 days a week)? Express the answer in decimal form rounded to the tenths place.

Question

It takes an electrician 45 minutes to wire an office in a new office building that is being built.  The electrician signed a contract to wire all offices on 6 floors of the new building.  There are 50 offices on each floor.  How many weeks should the electrician allow for this job if he works a standard work week (8 hours per day for 5 days a week)?  Express the answer in decimal form rounded to the tenths place.

_.mufasa._ · Answer

Try posting this in math, you'll get a lot more help.

_.mufasa._ · Answer

6 floors * 50 offices = 300 offices 

45 minutes = 3/4 hour per office 

(3 hours / 4 offices) (300 offices) = 225 hours 

225 hours * (1 week / 40 hours) = 5.625 weeks