carlcastillo562 carlcastillo562
  • 03-09-2018
  • Mathematics
contestada

Milk that is 4% butterfat is mixed with milk that is 1% butterfat to obtain 18 gallons of milk that is 2% butterfat. how many gallons of each type of milk are needed?

Respuesta :

saija09 saija09
  • 03-09-2018
0.04x+0.01y=0.02(18)
x+y=18

solve the system
0.04(18-y)+0.01y=0.36
-0.03y=-0.36
y=12
x=18-y
x=6
6 gallons for 4%
12 gallons for 1%
Answer Link

Otras preguntas

Michelle has $12.30 in her purse in 1 cent 5 cent and 25 cent coins. if she has an equal number of each coin type how many coins does Michelle have in her purse
Which shows 5.45 written as a mixed number?
How did professors feelings about black well as a student change over time?
How do you do 720 divided by 10 with the exponet of 3
convert to vertex form. y=2x^2+14x-4
Which of the following can fix nitrogen? Answer  A.human industrial processes   B.lightning  C.certain bacterial species   D.all of the above
reduce 15 1/4 +1 1/2 +3/20 to lowest term.
What are the three branches of government?
Michelle has $12.30 in her purse in 1 cent 5 cent and 25 cent coins. if she has an equal number of each coin type how many coins does Michelle have in her purse
what is the definition of bureaucratic personality