SOLUTION: At an international exhibition, the number of Europeans is 5/8 of the number of Americans. The ratio if Asians to Europeans is 1:2. If there are 1200 more Americans than Europeans,

Algebra ->  Proportions -> SOLUTION: At an international exhibition, the number of Europeans is 5/8 of the number of Americans. The ratio if Asians to Europeans is 1:2. If there are 1200 more Americans than Europeans,      Log On


   

Question 1100366: At an international exhibition, the number of Europeans is 5/8 of the number of Americans. The ratio if Asians to Europeans is 1:2. If there are 1200 more Americans than Europeans, how many people are in the exhibition?
Answer by josgarithmetic(39623) About Me  (Show Source):
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number of Europeans is 5/8 of the number of Americans.
.
and
.
1200 more Americans than Europeans
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e, number of europeans
a, number of americans
system%28e=%285%2F8%29a%2Ca-e=1200%29

8e=5a
-
8e=5%28e%2B1200%29
8e=5e%2B6000
3e=6000
highlight%28e=2000%29-----------number of europeans
-
highlight%28a=3200%29----------number of americans

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ratio if Asians to Europeans is 1:2.
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z, number of Asians
z%2F2000=1%2F2
z=2000%2F2
highlight%28z=1000%29------------number of asians




a%2Be%2Bz=total