A trail is 2 miles long. There is a marker every 1/8 mile. How many markers are there?

The circumference of a circle is 60 pi cm3what is the radius of the circle

The number if marbles of different colors stored in a hat is listed below: 4 red marbles 10 green marbles 7 blue marbles. without looking in the hat, dan takes out a marble at random. he replaces the marble and then takes out another marble from the hat. what is the probability that dan takes out a blue marble in both draws?

Sasha drank 8 bottles of water everyday for a week. how many bottles of water did she drink in total?