Multiple choice The number 0.0008857 when rounded off to three significant yields 0.001 0.000886 0.000885 None of these Reveal answer Fill a bubble to check yourself B Correct answer Explanation To round 0.0008857 to three significant digits, identify the first three non-zero digits (8, 8, 5). The next digit is 7, so round up the 5 to 6. The result is 0.000886.