Question

How many significant figures do 6.7340 have?

Answer 1

Answer:

The answer is 5 significant figures.

Explanation:

According to the significant figure rules:

1- Trailing zeros with a decimal point are significant.

2- Any nonzero digit is significant.  

3- Digits after the decimal point are also significant.

For example, a number like 26.38 has four significant figures and 7.94 have three significant figures.

Thus keeping the above rules in mind we can say that the number 6.7340  has 5 significant figures.