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

Why is sodium sulphate hemihydrate called as "Plaster of Paris"?
Simplify the expressions: cot 0 sec 0 A. Sin0 B. Csc0 C. Cos0 D. Cos* 0
what is a high structure part of a church which has 5 letters
how were north american colonies all similar in the 1700s?
what's another word for over thinking?
Simplify the expressions: cot 0 sec 0 A. Sin0 B. Csc0 C. Cos0 D. Cos* 0
What were the major causes of WWII? Please include at least 4 answers.
you have a standard deck of 52 cards. you pick one card and then, with out putting the first card back, you pick a second card. what is the probability that bot
What is the least common denominator for 5/6 and 3/8. 3/4 and 6/7
Why is sodium sulphate hemihydrate called as "Plaster of Paris"?