Question

a human hair has a diameter of about 4 × 10⁻³ inches. a fingernail is about 0.011 inches thicker. how thick is a fingernail? write your answer as a decimal to 3 places. (1 point)

Explanation:

Step1: Convert scientific - notation to decimal

$4\times10^{-3}=0.004$

Step2: Add the thickness difference

$0.004 + 0.011=0.015$

Answer:

$0.015$