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Oksanka
3 months ago
10

Stacy wishes to reduce the milk fat content of 5 pints of cream which is 15% fat by combining it with 7 pints of milk which is o

nly 3% fat. What is the percentage of fat in the mixture?
Mathematics
1 answer:
AnnZ [12.3K]3 months ago
4 0

Answer:

The fat percentage in the blend amounts to 8%.

Step-by-step explanation:

Let

x -----> represent the fat percentage in the mix.

We understand that

The total of milk's volume times its fat percentage, added to cream's volume times its fat ratio, must match the overall mixture's volume times its fat percentage.

Keep in mind that

15% = 15/100 = 0.15

3% = 3/100 = 0.03

therefore

5(0.15)+7(0.03)=(5+7)(x)

Now, solve for x

0.75+0.21=12x

0.96=12x

x=0.08

Convert that into a percentage

0.08*100=8\%

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Answer: OPTION B

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The red graph depicts the fundamental form of a quadratic function (the most basic version), with its vertex located at the origin.

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