SOLUTION: A 250 g mixture of salt, sugar, and flour is 21% salt and 45% sugar. What is the mass of flour in the mix?

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Question 1091865: A 250 g mixture of salt, sugar, and flour is 21% salt and 45% sugar. What is the mass of flour in the mix?
Found 2 solutions by addingup, josmiceli:
Answer by addingup(3677) About Me  (Show Source):
You can put this solution on YOUR website!
100-21-45 = 34% flour, and 34% of 250 is: 250*0.34 = use your calculator

Answer by josmiceli(19441) About Me  (Show Source):
You can put this solution on YOUR website!
+.21%2A250+=+52.5+ g of salt
+.45%2A250+=+112.5+ g of sugar
+250+-+52.5+-+112.5+=+85+ g of flour in mix