SOLUTION: In 2012, 31.9 million tons of plastics and 11.5 million tons of glass were discarded in the United States. Of the discarded plastics and glass, 8.8% of the plastic and 27.7% of the

Algebra ->  Percentage-and-ratio-word-problems -> SOLUTION: In 2012, 31.9 million tons of plastics and 11.5 million tons of glass were discarded in the United States. Of the discarded plastics and glass, 8.8% of the plastic and 27.7% of the      Log On


   



Question 1195346: In 2012, 31.9 million tons of plastics and 11.5 million tons of glass were discarded in the United States. Of the discarded plastics and glass, 8.8% of the plastic and 27.7% of the glass were recycled. The number of tons of recycled glass was approximately, what percent greater than the number of tons of recycled plastics?

Answer by Boreal(15235) About Me  (Show Source):
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This is 11.5*0.277=3.1855 Mtons glass
and 31.9*0.088=2.8072 Mtons plastic
the difference is 0.3783 M tons
divided into 2.8072=0.1348 or about 13.5% greater
(3.1855-2.8072)/2.8072