How many significant figures are in the number 0.02020 * 10¹⁵? A) 3 B) 4 C) 5 D) 6 E) 19

Question

Quizplus · Accepted Answer

The significant figures in a number are all the digits that carry meaning for the precision of the number. In this case, we can count the number of digits that are not zero: 0.02020 F1F1F1S1F1F1F10 10¹⁵ There are four digits: 2, 2, 0, and 2. These are the significant figures of the number. Therefore, the answer is B) 4.

How Many Significant Figures Are in the Number 0