Question
Download Solution PDFएक वस्तु की कीमत में r% की वृद्धि हुई है। बाद में नई कीमत r% कम कर दी जाती है। अब नवीनतम कीमत 1 रुपये है। वस्तु की मूल कीमत कितनी थी?
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFदिया गया है:
एक वस्तु की कीमत में r% की वृद्धि हुई है।
बाद में नई कीमत r% कम कर दी गई।
अब नवीनतम कीमत 1 रुपये है।
प्रयुक्त अवधारणा:
एक वस्तु की कीमत में r% की वृद्धि हुई है और फिर नई कीमत r% कम कर दी गई, तो कुल कमी r2/100 है।
गणना:
माना पुरानी कीमत x रुपये है।
प्रश्नानुसार,
⇒
⇒ x =
∴ सही विकल्प 1 है।
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