mirzalover7
mirzalover7 mirzalover7
  • 25-11-2017
  • Mathematics
contestada

a task completed by 30 persons in 4 days. in how many days, the same will be completed by 40 persons?

Respuesta :

Plasmataco
Plasmataco Plasmataco
  • 25-11-2017
Basically to solve this you do:
Time1*Worker1=Time2*Worker2
Thus Time1=4, Worker1=30, Worker2=40
4*30=40*Time2
Time2=4*30/40
Time2=3 days
Answer Link

Otras preguntas

How does the author's use of the underlined wordscreate meaning?​
When was the transcontinental railroad completed
Find the slope determined by the following pair of points: (1/15,0) (2,1/4)
What are unicellular prokaryotes that live in dust?
A courageous knight rescues a fair maiden from the evil clutches of a wicked witch. On their return journey to his kingdom, they encounter and triumph over coun
1. María lista para partir (to leave). 2. Tú muy inteligente. 3. Yo una persona alta. 4. Nosotros aburridos con su compañía (company). 5. Ellos enamorados.
Which kind of track event requires the most endurance
In what situation do we need to use Substitution Rule? What is the purpose for using Substitution Rule?
a fast ball travels at about 161kilometers/hr if this fast ball could keep its speed how long would it take this ball to travel 0.15 terameters?​
. Write a code to define a linked list node using the above defined structure student (i.e. the data of the node is a student structure).