When the pitcher throws the ball it will travel 10 meters per second how long will it take for the ball to reach the hitter? part 2

the hitter hits the ball back to the pitcher, the pitcher catches it it takes one second for the ball to reach the pitcher how fast was the ball traveling?

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.