When hanging a 2 7/8 ft long wall hanging in the middle of a wall that is 11 ft long, approximately how far from each end of the wall should it be hung to be in the center of the wall?

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?

Complete the solution of the equation. find the value of y when x equals to 28 x+3y=28

In 2009, there were 1570 bears in a wildlife refuge. in 2010, the population had increased to approximately 1884 bears. if this trend continues and the bear population is increasing exponentially, how many bears will there be in 2018?