Math, asked by rjniraj, 1 year ago

50. किसी वस्तु की कीमत 30% बढ़ाकर फिर 30% कम
कर दी गई। मूल कीमत की तुलना में मूल्य में कुल
प्रतिशत परिवर्तन क्या हुआ?

Answers

Answered by amanraj56

2

Answer:

+30-30{(+)×(-)}(30×30)/100

+30-30-(30×30)/100

0-900/100

-9%

9% ki kami aayegi

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