#### Answer

See step by step answer for the solution.

#### Work Step by Step

a) 1 significant figure
No decimal point, so the trailing zeros are not significant.
b) 2 significant figures
In exponential notation, all the figures are significant.
c) 3 significant figures
In exponential notation, all the figures are significant.
d) 3 significant figures
The number has a decimal point, so the trailing zeros are significant.
e) 2 significant figures
The leading zeros are not significant.
f) 3 significant figures
The leading zeros are not significant.
The number has a decimal point, so the trailing zeros are significant.
g) 3 significant figures
In exponential notation, all the figures are significant.
h) 4 significant figures
In exponential notation, all the figures are significant.