What is the mode of the data set? Heart Rate
5/0
6/000
7/00
8/00
9/0

5/0 = 50 beats per minute

60

70

none

0
​

Janet drove 300 miles in 4.5 hours. write an equation to find the rate at which she was traveling

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?

Suppose a laboratory has a 30 g sample of polonium-210. the half-life of polonium-210 is about 138 days how many half-lives of polonium-210 occur in 1104 days? how much polonium is in the sample 1104 days later? 9; 0.06 g 8; 0.12 g 8; 2,070 g