Which of the following quantities is/are correctly rounded to three significant figures? i.0.0277 mL = 0.028 mL ii.2.1295 km = 2.12 km iii.3.986 × 10⁴ cm³ = 3.99 × 10⁴ cm³ iv.0.003398216 in = 0.003 in A)i, ii, and iv B)ii and iii C)iii only D)All are correctly rounded to three significant figures E)None is correctly rounded to three significant figures

Question

Quizplus · Accepted Answer

iii is the only quantity correctly rounded to three significant figures, as it rounds 3.986 to 3.99, maintaining three significant figures.

Which of the Following Quantities Is/are Correctly Rounded to Three