For the first step you need to convert between feet in real life and feet in the cartoon drawing. 1/2 inch in cartoon is 3 feet in real life, so 1 foot in real life was 1/6 inch in cartoon. Her hair was 21 feet in real life, therefore it was 21/6, or 7/2 inches long in the cartoon. For the second step you need to explain what I just said, In your own words! Please do not simply copy down my solution.

as 0.95 is the same as decreasing by 5%
extra help:
to increase by 5% you times by 1.05x
Answer:
d=2_f - 9h_f
Step-by-step explanation:
es la segunda opción