Five, since the trailing zero should have been stripped out if it were not significant.
The answer is 7
Just drop the four since it's under five: 630
Several major economic developments were made in the 1920's. Five of them were sports, immigration, highway systems, increase in money supply, and sexual liberation.
101.01 has exactly five significant figures.
3.14159265358979 to five significant figures is 3.1416
entry entry
do that on your own .
Five. Five. Five. Five.
AI
All five of them
There are five significant figures in 10001. The 1s are significant because they are non-zero digits. The zeros are significant because they are "captured" zeros, meaning they are between non-zero digits.