Explicación paso a paso:
Kg. Dias
6,5------ 7
??? ------ 21
21 x 6.5= 136.5
136.5÷7= 19.5
Respuesta =19.5kg
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Explicación paso a paso:
Kg. Dias
6,5------ 7
??? ------ 21
21 x 6.5= 136.5
136.5÷7= 19.5
Respuesta =19.5kg