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25% की वृद्धि के बाद एक मान 500 हो जाता है। मूल मान क्या था?

A375
B400
C425
D475
Answer & Solution
Correct answer: B. 400
मूल मान * 1.25 = 500। मूल मान = 500 / 1.25 = 400।
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