Respuesta:
creo que es 432...
...........
R=432
Explicación paso a paso:
18,000 100%
_____ ___
? 40%
18,000(40)=720,000÷100=7,200
7,200 100%
____ ___
? 30
7,200(30)=216,000÷100=2,160
2,160 100%
? 20
2,160(20)=43,200÷20=432
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Respuesta:
creo que es 432...
...........
Respuesta:
R=432
Explicación paso a paso:
18,000 100%
_____ ___
? 40%
18,000(40)=720,000÷100=7,200
7,200 100%
____ ___
? 30
7,200(30)=216,000÷100=2,160
2,160 100%
____ ___
? 20
2,160(20)=43,200÷20=432