Question

Which is an example of a situation where a zero is not considered to be a

significant digit?
A. When it is to the right of the decimal point, as in 4.20
B. When it is obtained by rounding, as in 3.0
C. When it is between a two non-zero digits, as in 415,505
D. When it comes at the beginning of a number, as in 0.54.

Answer 1

D

Step-by-step explanation:

Leading zeros are never significant even if they are on the right side of a decimal.

0.32 has 2 significant digits.

0.0032 still only has 2 significant digits.