Answer:
effect of rolfe plant tobacco
it takes toil on the soil
1. 3 significant figures
2. 1 (but it could be 0) significant figure
3. 3 significant figures
4. 1 significant figure
5. 2 significant figures
6. 2 significant figures
C & D . if you can do two answers but C. If you can do one answer!
B. they represented powerful rulers