The work

The work was to be done by 150 workers. At the beginning of their work, their number reduced by 40, which increased the time of work by 5 and 1/3 of the schedule. How long did work take?

Correct result:

t =  0 d

Solution:

$t=<÷class{=}^{\mathrm{\prime }}alertalert-dange{r}^{\mathrm{\prime }}>Equationisnon-linear\mathrm{.}<\mathrm{/}÷><÷class=\mathrm{"}clear\mathrm{"}id=\mathrm{"}{f}_2\mathrm{"}><h_2>Calculation:<\mathrm{/}{h}_2>Equationislinearandhaveonesolution:120t-2400=0x=20<\mathrm{/}÷>=0\text{ d}$

Try another example

Showing 0 comments:

Next similar math problems:

• Working time
  At 10 hours work shift, work is done in 16 days. How many days will the work be done at 8 hours shifts?
• Diggers
  The excavation was carried out in 4 days and 5 workers worked on it for 7 hours a day. Determine how long it would take to excavate if 7 workers worked on it 8 hours a day.
• Five pumps
  The water tank is filled with two pumps in 48 minutes. How long would it take to fill it with 5 same pumps?
• Mr. Ben
  Mr. Ben drives bricks to the construction site. If he drove three times a day, he would make bricks in 8 days. How many times a day would he go every day to be done 2 days earlier?
• Painters
  Ten painters paint the school in 20 days. How many days do four painters paint the school at the same pace of work?
• Hectares of forest
  12 workers plant 24 ha of forest in 6 days. In how many days will 15 people and 12 people plant the same area?
• Six workers
  Six workers earned a total of CZK 12,600 per week on the construction site (5 working days). How much do 7 workers earn in 10 days with the same daily average salary?
• Cook on gas
  The gas cylinder will last for 30 weekends for 2 hours of daily cooking. How many days will we be able to cook on a new cylinder when we cook 3 hours a day?
• The orchard
  4 temporary workers harvested the orchard in 9 days. How many temporary workers we need for six days?
• Painting rooms
  If Dano paint three hours daily given work he complete in 7.5 days. How many hours a day would have to work to finish the job 1.5 days earlier?
• Lumberjacks
  Fifteen lumberjacks would take 12 days to destroy the broken trees. How many days would this work require if 5 workers added to it after 4 days?
• Four workers
  Four workers will lay the floor of the gym in six hours. After an hour of working together, one of the workers left to the doctor. How long before the remaining three workers finish their work?
• Diggers
  Eight diggers will do the job in 85 hours. After 21 hours, 3 diggers had to leave. How many hours will the work be done?
• Reading
  If I read 15 pages a day, I will read the whole book in 18 days. How long will it take to read a book if I only read 9 pages every day?
• Five tractors
  Five tractors plow the fields in 4.8 hours. How long will it take to plow the field when, after an hour and a half of work, two tractor drivers have been called up for another task?
• Cable car
  The cable car will carry 1280 passengers in 40 minutes. How many people will be transported in 2.5 hours?
• The farmer
  The farmer calculated that the supply of fodder for his 20 cows was enough for 60 days. He decided to sell 2 cows and a third of the feed. How long will the feed for the rest of the peasant's herd last?