There are 2 or 3 significant figures. It could be 894° rounded to 2 significant figures; It could be 889.6° rounded to 3 significant figures.
6,596 rounded to two significant figures is 6,600
It is 3.0
2.6
640
It is 6.7 when rounded to 2 significant figures
1,430 rounded to 2 significant figures is 1,400
1686 rounded to 2 significant figures is 1700
0.6942 rounded off to 2 significant figures is 0.69
99.9 rounded to 2 significant figures is 1.0e2
There are 2 or 3 significant figures. It could be 894° rounded to 2 significant figures; It could be 889.6° rounded to 3 significant figures.
6,596 rounded to two significant figures is 6,600
8.0325 rounded to two significant figures results in 8.0.
Rounded to 2 significant figures it is 0.043
59,684 rounded to two significant figures is 6.0e4
It is 0.0054 rounded to two significant figures
At least 1 and at most 7. It could be 3,999,999.9 rounded to 7 significant figures; It could be 3,999,999 rounded to 6 significant figures; It could be 4,000,015 rounded to 5 significant figures; It could be 4,000,429 rounded to 4 significant figures; It could be 3,999,999 rounded to 3 significant figures; It could be 4,049,999 rounded to 2 significant figures; It could be 4,492,467 rounded to 1 significant figure.