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प्रश्न
A metal bar weighs 8.5 kg. 85% of the bar is silver. How many kilograms of silver are in the bar?
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उत्तर
Total weight of the metal = 8.5 kg
Percentage of silver in the metal = 85%
Weight of silver in the metal = 85% of total weight
= `85/100 xx 8.5` kg
= 7.225 kg
7.225 kg of silver are in the bar.
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