Bunuel wrote:
A certain mixture of paint requires blue, yellow, and red paints in ratios of 2:3:1, respectively, and no other ingredients. If there are ample quantities of the blue and red paints available, is there enough of the yellow paint to make the desired amount of the mixture?
(1) Exactly 20 quarts of the mixture are needed.
(2) Exactly 10 quarts of the yellow paint are available.
b:y:r = 2:3:1
=> b = 2x
=> y = 3x
=> r = x
Total = 6x => y is half of total.
y - available = required ?
1)
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