The diameter of a red blood cell is #8.4 * 10^-6#. The diamater of the average cell in the human body is #1 * 10^-5#. How many times larger is the diameter of the average cell than the diameter of the red blood cell?

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Answer 1 · 2016-03-11T07:17:24

#1.2# times, rounded to one place of decimal

Diameter of red blood cell #=8.4xx10^-6 "units"#
Diameter of an average cell #=1xx10^-5 "units"#

Ratio of diameter of average cell to diameter of red blood cell #=(1xx10^-5)/(8.4xx10^-6)=1.2# rounded to one place of decimal