The speed of light is estimated at 186,000 miles per second rounded to the nearest thousand miles per second. which one of these could be the actual speed of light? a. 185,190 miles per second b. 185,990 miles per second c. 186,789 miles per second d. 186,899 miles per second

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 california was approximately two times the population of florida. b. the population of florida was approximately twenty times the population of california. c. the population of florida was approximately two times the population of california. d. the population of california was approximately twenty times the population of florida.