Mark has a bag with 10 blue chips, 6 yellow chips, 4 green chips and 12 red chips. What is the probability of getting a green or a red chip

Acircle has a diameter will endpoints of (-2,8) and (6, 4). what is the center of the circle

Asmall business produces and sells balls. the fixed costs are $20 and each ball costs $4.32 to produce. each ball sells for $8.32. write the equations for the total cost, c, and the revenue, r, then use the graphing method to determine how many balls must be sold to break even.

Kira looked through online census information to determine the overage number of people living in the homes in her city what is true about kira's data collection?