

MCQOPTIONS
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1. |
A gold smith has two qualities of gold, one of 13 carats and another of 17 carats. In what proportion should he mix both to make amount of 16 carats purity? |
A. | 2 : 1 |
B. | 3 : 2 |
C. | 1 : 3 |
D. | 1 : 2 |
Answer» D. 1 : 2 | |