A) 2 : 1
B) 1 : 2
C) 1 : 10
D) 1 : 20
Correct Answer: A
Solution :
10%of m = 20% of n \[\frac{10}{100}\times m=\frac{20}{100}\times n\Rightarrow \frac{m}{n}=\frac{10}{5}=\frac{2}{1}\] \[\therefore \] \[m:n=2:1\]You need to login to perform this action.
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