3
Three
There are eight significant figures in the number 230058.35. All numbers between the first and last digits, as well as the first and last digits, when the first and last digits aren't zero are included as a significant figure.
5 of them.
101
300
Google is a US internet company. A googol is 10100 (a 1 followed by 100 zeroes), so it has 101 digits.
101
101
101
actually we will consider all the digits as significant figures,so there are 4 significant figures.as we are also considering the zeroes between the digits.zeroes between the non zero digits are also significant,and zeroes after non zero digit are not significant.
The smallest 3-digit palindrome number is 101.
101