Which of the following expressions could be used to find the sale price of an item that costs d dollars if it is on sale for 30% off?

*30d
*0.3d
*0.7d
*70d

If eh = hg and hg=16, find the diameter of k

Plot the points (0,6), (3,15.8), and (9.5,0) using the graphing tool, and find the function

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?