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Qn #1993
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Gold is 19 times as heavy as water and copper is 9 times as heavy as water. In what ratio should these be mixed to get an alloy 15 times as heavy as water?
A.
1:2
B.
2:3
C.
3:2
D.
1:1
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❓ Question: Gold is 19 times as heavy as water and copper is 9... | TANCET Group Studies | Tancet Group Studies