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06-07-2017
Mathematics

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One canned juice drink is 25?% orange? juice; another is 10?% orange juice. how many liters of each should be mixed together in order to get 15l that is 15?% orange? juice

Respuesta :

06-07-2017

0.25x + 0.10y = 0.15*15
X + Y = 15

Y = 15 - X
0.25X + 0.10(15 - X) = 2.25
0.25X + 1.5 - 0.10X = 2.25
.15X = 0.75
X = 5

Y = 15 - 5
Y = 10

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