70
The correct answer is 1
0.64 can be rounded to 1 * * * * * But the greatest place value for a non-zero digit is the tenths.
The greatest non-zero place is the hundredths place, and so it is 8.23, exactly as in the question.
To the nearest ten, 70
It is seven tenths.
The correct answer is 3,205
3000
8.000
The correct answer is 1
0.64 can be rounded to 1 * * * * * But the greatest place value for a non-zero digit is the tenths.
The greatest non-zero place is the hundredths place, and so it is 8.23, exactly as in the question.
It is 0.86345, none of which are zero.
To the nearest ten, 70
4841
200
0.5
0.05