there are 3 sig figs. 4, 0, and 5 are the sig figs
5 sig figs
There are four sig figs in 1.032
There are four sig figs in 2.905.
There are 4 sig figs in 20.13
There are four sig figs in 60.55.
There are eight sig figs in 57.115102.
All five of them are sig figs
6.002 has four sig figs.
There are two sig figs in 290.
There are two sig figs in 3700000.
There are five sig figs in 4.1275.