প্রশ্ন ও উত্তর
A 30% solution is mixed with 10 grams of water to from a 20% solution. How many grams of the original solution did we start with ?
06 Apr, 2025
প্রশ্ন A 30% solution is mixed with 10 grams of water to from a 20% solution. How many grams of the original solution did we start with ?
সঠিক উত্তর
20
মন্তব্য
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