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Workrate

Workrate. Suppose it takes a person 4 hours to do a certain job. The complete (whole) job. Start. Finish. 0 hrs. 4 hrs. So, at that rate, in 1 hour one-fourth of the job gets done. of the job can be done in 1 hour. Workrate. Suppose it takes a person 12 hours to do a certain job.

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Workrate

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  1. Workrate Suppose it takes a person 4 hours to do a certain job. The complete (whole) job Start Finish 0 hrs. 4 hrs. So, at that rate, in 1 hour one-fourth of the job gets done. of the job can be done in 1 hour

  2. Workrate Suppose it takes a person 12hours to do a certain job. The complete (whole) job Start Finish 0 hrs. 12 hrs. of the job can be done in 1 hour

  3. Workrate So, in general, if it takes a person xhours to do a certain job. The complete (whole) job Start Finish 0 hrs. x hrs. of the job can be done in 1 hour then That is the WORK RATE

  4. Workrate Ned Flanders’ back patio needs to be tiled. Working alone, he can do the entire job in 4 hours. If his friend Homer did it alone it would take him 10 hours. How long would it take to complete the job if they worked together? #1 Finish Start Tiling the back patio 0 hrs. X hrs. Flanders’ work rate Homer’s work rate

  5. Workrate Ned Flanders’ back patio needs to be tiled. Working alone, he can do the entire job in 4 hours. If his friend Homer did it alone it would take him 10 hours. How long would it take to complete the job if they worked together? #1 Finish Start Tiling the back patio 0 hrs. X hrs. Flanders work rate Homer work rate Combined work rate

  6. Workrate Company A can install chairs in a theatre in 10 hours. Company B can install them in 15 hours. How many hours will it take the two companies to complete the job working together? #2 Company A’s work rate Company B’s work rate Combined work rate

  7. Workrate Company A can install chairs in a theatre in 10 hours. Company B can install them in 15 hours. How many hours will it take the two companies to complete the job working together? #2 Company A’s work rate Company B’s work rate Combined work rate

  8. Workrate Shannon can paint a 200 foot long fence in 8 hours. Last week Shannon and Holly, working together, painted a 200 foot long fence in 6 hours. How long would it have taken Holly working alone to paint the fence? #3 Shannon’s work rate Holly’s work rate Combined work rate

  9. Workrate A large pipe can fill a tank in 7 hours. The tank’s drain can empty the filled tank in 15 hours. How long would it take to fill the tank if the drain was accidentally left open? #4 Extra credit if you can express your answer in hrs: min: sec.

  10. Summer can paint a room in 3 hours. Louise can paint the room in 5 hours. How long will it take to paint the room if they work together? #1 #2 The table shows the time it takes for pipes of different sizes to fill a reservoir with water. How long would it take for both pipes working at the same time to fill the reservoir? #3 A liquid poured from pipe A fills a storage tank twice as fast as when poured from pipe B. Together they can fill the tank in 6 hours. How long would it take pipe A to fill the tank by itself? #4 Abbi, Federico and Katie are washing all the windows at Harvest Park. Working alone they can wash the windows in 24, 30 and 40 hours, respectively. How many hours will it take the three of them working together to wash all the windows?

  11. Rational Expressions and Equations Worksheet 2.) 3.) Divide 1.) Solve Simplify and identify any excluded values. 5.) 6.) Solve. 4.) Solve. Add.

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