\(\frac{426}{x}=213\)
\(\Rightarrow213x=426\)
\(\Rightarrow x=2\)
vay \(x=2\)
\(\frac{488}{x}=122\)
\(\Rightarrow122x=488\)
\(\Rightarrow x=4\)
vay \(x=4\)
\(\frac{3860}{x}=965\)
\(\Rightarrow965x=3860\)
\(\Rightarrow x=4\)
vay \(x=4\)
A) \(\frac{426}{x}=213\)
\(x=426\div213\)
\(x=2\)
B) \(\frac{488}{x}=122\)
\(x=488\div122\)
\(x=4\)
C) \(\frac{3860}{x}=965\)
\(x=3860\div965\)
\(x=4\)