Is Game of Thrones based on history or hollywood?

A20? -foot ladder is placed against a vertical wall of a? building, with the bottom of the ladder standing on level ground 19 feet from the base of the building. how high up the wall does the ladder? reach?

How can you find the conditional probability of a given b as the fraction of b’s outcomes that also belong to a, and interpret the answer in terms of the model? i just need a good explanation

Ben is three times as old as samantha, who is two years older than half of michel's age. if michel is 12. how old is ben?