M/N=7/3=7k/3k
M=49
49=7k
49÷7=k
7=k
N=3k=3(7)=21
Razón aritmética:49-21=28
a)28
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M/N=7/3=7k/3k
M=49
49=7k
49÷7=k
7=k
N=3k=3(7)=21
Razón aritmética:49-21=28
a)28