How many significant figures are in 1.001? a) 4.008 b) 1000.0 C) 26.7800 d) 5.0000

Answer 1

The number 1.001 has four significant figures.

a) 4.008 has four significant figures.
b) 1000.0 has five significant figures.
c) 26.7800 has six significant figures.
d) 5.0000 has five significant figures.