SOLUTION: A baker needs between 40lb and 50lb of flour-sugar mixture that contains ten times as much flour as sugar. What are the possible weights of flour the baker can use?

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Question 507811: A baker needs between 40lb and 50lb of flour-sugar mixture that contains ten times as much flour as sugar. What are the possible weights of flour the baker can use?
Answer by josmiceli(19441) About Me  (Show Source):
You can put this solution on YOUR website!
The ratio of flour to sugar is 10:1
That means the fraction of flour in any mixture is
+10%2F11+
and the fraction of sugar is
+1%2F11+
----------
+%2810%2F11%29%2A40+=+36.364+ lb
and
+%2810%2F11%29%2A50+=+45.455+ lb
The possible weights of flour are:
between 36.364 lbs and 45.455 lbs