if 0 4 of a number is equal to 06 another..., Ratio & Proportion, General Mathematics

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Question:If  $0.4$  of a number is equal to  $0.06$  of another number, then the retio of the numbers is :

A  $2 : 3$  
B  $3 : 4$  
C  $3 : 20$  
D  $20 : 3$

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+ AnswerC

+ Explanation $0.4A = 0.06B$ 

 $iff A/B = (0.06)/(0.4)$ 

 $= 6/(40)$ 

 $= 3/(20)$ .

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Question:If 0.40.4 of a number is equal to 0.060.06 of another number, then the retio of the numbers is :