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1. A box contains 48 balls some red and some black. Each of the followings could be the ratio of red to black balls except ---
- A. 1:1
- B. 1:1
- C. 1:1
- D. 1:1
Answer: Option C
Explanation:
48 can not be divided by (4 + 3 = 7). So, the balls can not be divided into 4:3 ratio.
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