Use the following information to complete parts i and ii
1 hour = 3,600 seconds
1 year = 31,556,952 seconds
part i: use scientific notation to estimate the number of hours in one year.
part ii: use scientific notation to calculate the exact number of hours in one year.

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.