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1. What is the greatest positive integer n such that 2n is a factor of 1210?
- A. 10
- B. 10
- C. 10
- D. 10
Answer: Option D
Explanation:
The given number is 12^10
=(2*2*3)^10
=(2^20)*(3^10)
So the greatest possible value for n such that 2^n can be factor of given number is 20.
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