Three grades of milk: 1%, 2%, and 3% fat by volume. X gallons of 1%, y gallons of 2%, and z gallons of 3% are mixed to give x + y + z gallons of 1.5%. What is x in terms of y and z?
a. y + 3z
b. (y + z)/4
c. 2y + 3z
d. 3y + z
e. 3y + 4z
The answer is A. Failed to understand!
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What is x in terms of y and z?
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- amit2k9
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has been discussed a lot of times.
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eqn will be
X+2Y+3z=1.5*(X+Y+Z)
solving X=y+3z
X+2Y+3z=1.5*(X+Y+Z)
solving X=y+3z
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Hi,Ahmed MS wrote:amit2k9 wrote:has been discussed a lot of times.
Dear Amit,
As I am new in the Forum, most of the discussion I may have missed. Thanks for your help.
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Please use the BTG search engine at the right-top of the page. That will save you time.
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Things are not what they appear to be... nor are they otherwise
Things are not what they appear to be... nor are they otherwise