When Zoey runs the 400 meter dash, her finishing times are normally distributed with a mean of seconds and a standard deviation of 1 second. What percentage of races will her finishing time be slower than 77 seconds, to the nearest tenth?

What can be said about the relationship between triangles and circles? check all that apply. a) many circles can be inscribed in a given triangle b) exactly one triangle can be inscribed in a given circle c) exactly one circle can be inscribed in a given triangle d) many triangular shapes can be circumscribed about a given circle

The speed of a falling object increases at a constant rate as time increases since the object was dropped. which graph could represent the relationship betweent time in seconds, and s, speed in meters per second? speed of a falling object object over time

There are 45 questions on your math exam. you answered 810 of them correctly. how many questions did you answer correctly?