Question

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Answer 1

x= peso inicial  

 

Regla de tres

1kg--------------1000gramos

x                   5450gramos

x= 5,45

x + x/5 + (x/5)(4/5) = 5.45  

x+ x/5 + 4x/25 = 5.45  

25x/25 + 5x/25 + 4x/25 = 5.45  

34x = 5*5.45 = 136.25  

x = 136.25/34  

x = 4.00735 Kg