Problem 40a

Given information

Given:

Number =  

Find:

Significant figures = ?

Step-by-step explanation

Significant figure rules:

• All non-zero digits are significant.
• Interior zeros (present between the nonzero digits) are significant.
• Leading zeros (present at the beginning of a number) are not significant.
• Trailing zeros (present at the end of a number) are not significant.
• Trailing zeros present after the decimal are significant.