John has five different size tires in his garage. for each tire he measures the radius and then fills in the chart shown. what pattern do you see if you were to divide the circumference by the diameter

Atemperature of 1.64◦f corresponds to answer in units of ◦c.

Solve this riddle: i am an odd number. i an less than 100. the some of my digit is 12. i am a multiple of 15. what number am i?

In a survey of 1015 adults, a polling agency asked, "when you retire, do you think you will have enough money to live comfortably or not. of the 1015 surveyed, 534 stated that they were worried about having enough money to live comfortably in retirement. construct a 90% confidence interval for the proportion of adults who are worried about having enough money to live comfortably in retirement.