89999
All 5 of them
All of the digits are significant digits in this case. A zero between other (non-zero) digits is considered significant.
Just one, the first 5. * * * * * No. All three digits are significant.
5 digits
4*5*5*5 = 500
90,000 of them.90,000 of them.90,000 of them.90,000 of them.
Total number of digits = 5
Five. All nonzero digits are significant and zeros in between significant digits are always significant.
Five. All nonzero digits are significant and zeros in between significant digits are always significant.
5 has 1 sig fig.
Five. All nonzero digits are significant.
There are three digits: 4, 5, and 1.