A)
1 KG----------1000 GRAMAS
0,65KG--------X
X=650 GRAMAS
----------------------------------------------------------------
B)
650 GRAMAS------9,75
1000 GRAMAS------X
650X=9750
X=9750/650
X=15
----------------------------------------------------------------
C)
1KG-------15,00
X--------- 6,30
15X=6,30
X=6,30/15
X=0,42
1 KG----------1000 GRAMAS
0,65KG--------X
X=650 GRAMAS
----------------------------------------------------------------
B)
650 GRAMAS------9,75
1000 GRAMAS------X
650X=9750
X=9750/650
X=15
----------------------------------------------------------------
C)
1KG-------15,00
X--------- 6,30
15X=6,30
X=6,30/15
X=0,42