Raisa took one cup of half olive-oil and half vinegar and poured it in a jar that had equal parts of olive-oil, vinegar, and water. If the result is a three-cup mixture of salad dressing, what portion of the dressing is olive-oil?
A. 5/12
B. 5/8
C. 9/16
D. 7/18
E. 2/5
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সঠিক উত্তরঃ
D.
7/18
Explanation:
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