If 50% of the difference between two numbers equals 30% of their sum, then what is the ratio between the numbers?
A2 : 1
B1 : 3
C4 : 1
D1 : 5
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ഒരു സംഖ്യയുടെ 25% വും 35% വും തമ്മിലുള്ള വ്യത്യാസം 250 ആണെങ്കിൽ സംഖ്യ ഏത്?
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