Bank Preparation
Bank Math
Ratio & Proportion, Alligation or Mixture
combined bank officer general 31-1-26
combined bank officer general 31-1-26
Silver is 17 times as heavy as water and copper is 7 times as heavy as water. In what ratio should these be mixed to get alloy 13 times as heavy as water?
বিকল্পসমূহ (নিজের উত্তর যাচাই করতে ক্লিক করুন):
সঠিক উত্তর
3 (3 : 2)