Rounding to Significant Figures

Question 1:

Round to 3 s.f. 0.79195

0.792

Question 2:

Round to 1 s.f. 0.0034017

0.003

Question 3:

Round to 1 s.f. 3.7794

4

Question 4:

Round to 2 s.f. 3.86

3.9

Question 5:

Round to 1 s.f. 22984

20000

Question 6:

Round to 1 s.f. 2118.5

2000