A recipe for banana bread says that you need 1/2 banana for every cup of flour. What is the constant of proportionality?

According to the 2008 u.s. census, california had a population of approximately 4 × 10^7 people and florida had a population of approximately 2 × 10^7 people. which of the following is true? a. the population of florida was approximately two times the population of california. b. the population of florida was approximately twenty times the population of california. c. the population of california was approximately twenty times the population of florida. d. the population of california was approximately two times the population of florida.

Last one and the bottom answer choice is y=(x-4)^2+1 you guys!

What is the correct decimal form of 12%