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Q: Evaluate : 3.392-2.6123.39-2.69?

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Answer : 3. "6"
Explanation :

Answer: C) 6 Explanation:   It is in the form of a2-b2a-b = a+ba-ba-b = a+b   Here a = 3.39   b = 2.61     = 3.39 + 2.61 = 6.

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