The answer will depend on the degree to which the number is rounded. Without any indication of that, it is not possible to answer the question sensibly.
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2.5 rounded to the nearest two is 2.
It is 6.7 when rounded to 2 significant figures
It is 2 when rounded to the nearest whole number.
1,430 rounded to 2 significant figures is 1,400
009999991 rounded to 2 significant digits is 1.0e7