If 2 kg of metal, of which 1/3 is zinc and the rest is copper s, be mixed with 3 kg of metal , of which 1/4 is zinc and the rest is copper , then what will be the ratio of zinc to copper in the mixture?
A. 13 : 42
B. 19 : 43
C. 15 : 42
D. 17 : 43
Officer [General],-Sonali, Janata, Bangladesh Krishi_Bangladesh Development bankসাধারণ গণিতবীজগণিতীয় রাশিঅনুপাত ও সমানুপাত (Topic Practice)Officer [General],-Sonali, Janata, Bangladesh Krishi_Bangladesh Development bank - ⚡ অনলাইন প্রশ্নব্যাংক দেখুন 💥
সঠিক উত্তরঃ
D.
17 : 43
Explanation:
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