8.7 or 9.0
it is which ever way you work it out
- No, the answer is definitely 8.7.
You look at the third digit (4) and see if it less than 5. Since it is less you remove the 4 and all the digits after it, leaving you with 8.7
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72 is 72.2 rounded to two significant figures.
0.004560 to two significant figures results in: 0.0046
1.0
93
If you are rounding off to two significant figures the result is 33.Sixes always round up to the next higher digit i.e.296 to two significant figures is 30 *101