The school store sells spiral notebooks in four colors and three different sizes. the table shows the sales by size and color for 400 notebook. what is experimental probability that the next customer buys any red notebook. give fraction and percentage

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?

Which two undefined geometric terms always describe figures with no beginning or end?

Cone a has a surface area of 384 ft2 and cone b has a surface area of 96 ft? . what is the ratio of their volume?