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1. When a certain number is divided by 7, the remainder is 0. But the remainder is not 0 if the number is devided by 14, what is the number?
- A. 1
- B. 1
- C. 1
- D. 1
Answer: Option D
Explanation:
The number should be multiple of 7
Let, the number be 21
Now, (21/7) = 3, reminder 0
And (21/14) = 1, reminder 7
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