How do you calculate number of cleaners?

Multiply the average number of hours (time) it will take you to clean an area by how much you charge per hour (rate), the number of times you are expected to clean (frequency), and the number of weeks in a month (4.3 weeks per month).

How do you calculate total floor?

To calculate total float, subtract the task’s earliest finish (EF) date from its latest finish (LF) date. It looks like this: LF – EF = total float. Alternately, you can subtract the task’s earliest start (ES) date from its latest start (LS) date, like this: LS – ES = total float.

How do you calculate cleaning hours?

Cleaning time can be calculated as the amount of square footage to be cleaned divided by the production rate per hour multiplied by 60 to generate an output in minutes.

How many sq ft can you clean in an hour?

4000 square feet
General Office Cleaning: The industry standard on general office cleaning (usually 3 – 5 days a week, including vacuuming, moping, bathrooms, kitchens, mostly carpet in the building etc.) usually takes ONE person ONE hour to clean 3000 – 4000 square feet.

How do you calculate slack and free slack?

Total slack is calculated as the smaller value of the late finish minus the early finish when compared to early start minus the late start. Total slack can be either positive or negative. If total slack is positive, then it indicates the amount of time the project can be delayed without extending the project.

How do you calculate network diagrams?

1. First approach – You calculate the network diagram starting on day 0.
2. Second approach – You calculate the network diagram starting on day 1.
3. Early Start = EF of predecessor activity + 1.
4. Early Finish = ES + activity duration – 1.
5. Late Finish = LS of successor activity – 1.
6. Late Start = LF – activity duration + 1.

How do you figure price per square foot for cleaning?

The Square Footage Method This method of pricing requires you to decide on a rate per square foot. For example, you may charge $0.10 per square foot. If the home you are cleaning is 2,000 square feet, then you would multiply 10 cents by 2,000. So a 2,000 square foot home is priced at $200.00.

How long does it take to clean a 5000 sq ft office?

Commercial Cleaning Calculator