Write a ratio for the following description: for every 6 cups of flour in a
bread recipe, there are 2 cups of milk.

Which of the following would be a reasonable estimate for the weight of a pencil? a. 1 × 10^-20 lb b. 1 × 10^20 lb c. 1 × 10^2 lb d. 1 × 10^-2 lb