Brad and Tom are comparing their classes scores on a math test . Both of their classes had mean scores of 80 on the test, but Brad's class had a range of 6 while Tom's class had a range of 30 . If the highest possible score was 100, which class had the lowest score in it

Amanda went into the grocery business starting with five stores. after one year, she opened two more stores. after two years, she opened two more stores than the previous year. if amanda expands her grocery business following the same pattern, which of the following graphs represents the number of stores she will own over time?