a periscope is 5 feet above the surface of the ocean. through it can be seen a ship that rises to 50 feet above the water. to the nearest mile, the farthest away that the ship could be is ___ miles.

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.

In the diagram, gef and hef are congruent. what is the value of x

Jonathan can type 20 documents in 40 minutes ,and susan can type it in 30 minutes and jack can type it in 24 minutes working together ,how much time will it is take them type the same document