What is the implied precision of 197.6722 ​pounds?

What is the implied precision of 197.6722 ​pounds?
A.
The number is precise to the nearest​ ten-thousandth of a pound.
B.
The number is precise to the nearest hundred pounds.
C.
The number is precise to the nearest​ hundred-thousandth of a pound.
D.
The number is precise to the nearest pound.

Respuesta :

If it were 197.6 it would be tenths.
If it were 
197.67 it would be hundredths.
If it were 
197.672 it would be thousandths.
If it were 
197.6722 it would be ten-thousands.

197.6722 is precise to the 
ten-thousands