Respostas
respondido por:
2
A) 1 4 4
--- x --- = -----
4 7 28
B) 7 3 21
--- x --- = ------
8 2 16
C) 3 5 15
--- x --- = -----
5 9 45
D) 4 9 36
----- x ---- = ------
45 8 360
--- x --- = -----
4 7 28
B) 7 3 21
--- x --- = ------
8 2 16
C) 3 5 15
--- x --- = -----
5 9 45
D) 4 9 36
----- x ---- = ------
45 8 360
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