Respostas
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a ) 4 49
__ = ___ => 343 = 4X => X = 85,75 m
7 x
______________________________________
b ) 2 72
__ = ___ => 648 = 2X => X = 324 Kg
9 X
______________________________________
c ) 7 90
__ = ___ => 900 =7X => X = 128,57 t
10 X
______________________________________
d ) 6 39
__ = ___ => 507 =6X => 84,5 h
13 X
__ = ___ => 343 = 4X => X = 85,75 m
7 x
______________________________________
b ) 2 72
__ = ___ => 648 = 2X => X = 324 Kg
9 X
______________________________________
c ) 7 90
__ = ___ => 900 =7X => X = 128,57 t
10 X
______________________________________
d ) 6 39
__ = ___ => 507 =6X => 84,5 h
13 X
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