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तीन क्रमिक छूट 20%, 20% तथा 10% किस एक छूट के समतुल्य है?A. 0.5B. 0.484C. 0.425D. 0.404 |
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Answer» Correct Answer - C Single equivalent discount for 20% and 20 % (20 % क) `=20+20-(20xx20)/(100)` =40-4=36% Single equivalent discount for 36 % and 10 % (36 % क 10 % क) `=36+10-(36xx10)/(100)` =40-3.6=42.4 % |
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