Question

how many significant figures are in 0.003048?

Explanation:

Step1: Recall significant - figures rules

Non - zero digits are always significant. Zeros between non - zero digits are significant. Leading zeros (zeros before the first non - zero digit) are not significant.

Step2: Analyze the number 0.003048

The leading zeros (the three zeros before 3) are not significant. The non - zero digits 3, 4, 8 and the zero between 3 and 4 are significant.

Answer:

A. 4