What is ""three hundred fortyâtwo thousandths"" in decimal form?.

Iam trying to solve a linear equation for the shoe size of someone 84" tall taking into consideration example 1 is 69" tall with a shoe size of 9 and example 2 is 72 inches tall with a shoe size of 11. i understand that the equation should be y=mx+b and that on the graph the answer is (3,2) but i just don't understand how to create the equation to solve for 84-inches and 60-inches tall questions. after two days, i need .

Plz asap what is the range of the cluster in the scatter plot a. between 4 and 8 years of experience b. between $40,000 and $60,000 c. between 6 and 12 years of experience d. between $10,000 and $60,000

6points possible: 3. total attempts: 5 for the data shown, answer the questions. round to 2 decimal places. x 7.3 11.7 21.7 18.8 23.2 20.7 29.7 21.2 10.6 find the mean: find the median: find the standard deviation: