4. The diameter of each tire on a vehicle is 32 inches. If the tires are moving at a rate of 800 revolutions per minute, find the linear speed of the vehicle in inches per minute

Solve with work both bert and ernie received an increase in their weekly salaries. bert's salary increased from $520 to $520. ernie's salary went from $580 to $645. find the percent of increase for each salary. what was the larger of the two percents ?

What is the interquartile range of this data set? 2, 5, 9, 11, 18, 30, 42, 48, 55, 73, 81

The area of a circle is equal to 1 dm². find the radius of the circle.