MCQOPTIONS
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| 1. |
In what proportion may three kinds of rice bought at 6 , 10 and 14 be mixed to produce a mixture |
| A. | 4 : 1 : 1 |
| B. | 3 : 1 : 1 |
| C. | 2 : 1 : 1 |
| D. | 2 : 2 : 1 |
| Answer» B. 3 : 1 : 1 | |