Question

what is the number of significant digits in the following measurement? 33.10 a 2 b 3 c 4

Explanation:

Step1: Recall significant - digit rules

Non - zero digits are always significant. So, 3, 3, and 1 are significant.

Step2: Consider trailing zeros

Trailing zeros after a decimal point are significant. So, the 0 after 1 is significant.

Answer:

C. 4