If 50% of the difference between two numbers equals 30% of their sum, then what is the ratio between the numbers?

If 50% of the difference between two numbers equals 30% of their sum,

1.	If 50% of the difference between two numbers equals 30% of their sum, then what is the ratio between the numbers?
A.	2 : 1
B.	1 : 3
C.	4 : 1
D.	1 : 5
Answer» D. 1 : 5

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If 50% of the difference between two numbers equals 30% of their sum, then what is the ratio between the numbers?

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