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a/b = 2/3 a = 2/3 (b)
2/3(b) + b = 200
2b+3b
--------- = 200
3
5b = 200(3)
b= 600/5
b= 120// a= 200-120
a= 80//
respuesta C
5k=200
k=40
*a=2k *b=3k
a=2*40=80 b=3*40=120