hutch49mxosw2ln
hutch49mxosw2ln hutch49mxosw2ln
  • 17-07-2017
  • Mathematics
contestada

It takes 40 minutes for eight people to paint four walls how many minutes does it takes 10 people to paint seven walls

Respuesta :

irspow
irspow irspow
  • 17-07-2017
8r(40)=4

r=1/80  that is the rate for each person...

10rt=7  using r we found before

10(1/80)t=7

t/8=7

t=56 minutes.
Answer Link

Otras preguntas

Identify the degree of comparison of the underlined word for questions 5-8.  5) The new gymnasium is LARGER than the one we used to have A) positive
suppose you are a roman general who must move a legion of soldiers from Rome to Carthage. describe your two options
Am I correct??????????
El _______ el libro a la biblioteca
The Second Continental CongresWhich statement best describes the Patriot's lack of funding for the war?s:
Some organs of the integumentary system include skin, hair, and nails. The cardiovascular system includes the heart, veins, and arteries. Which best describes t
how are distance and displacement similar
A family of many generations but with only a few members of each generation is called a _____ family.
What three factors that led the united states to enter the war? standard check?
It is clear that the cause of global warming is most related to levels of carbon dioxide in the atmosphere. True False