I WILL GIVE BRAINLIEST IF CORRECT The diameter of a red blood cell is about 0.0008 cm. The diameter of a

whooping cough virus is about 2.5 x 10-5 cm. What is the approximate ratio

of the diameter of the red blood cell to the diameter of the whooping cough

virus?

A. 3.2 x 102

B. 3.1 x 10-3

C. 3.2 x 101

O D. 3.1 x 10-2

Answer asap ill give ! ’ a sample of radioactive material decays over time. the number of grams, y , of the material remaining x days after the sample is discovered is given by the equation y = 10(0.5)^x. what does the number 10 represents in the equation? a. the half-life of the radioactive material, in days b. the amount of the sample, in grams, that decays each day c. the time, in days, it will take for the samples to decay completely d. the size of the sample, in grams, at the time the material was discovered