A person on a moving sidewalk travels 21 feet in 7 seconds. the moving sidewalk has a length of 180 feet. howlong will it take to move from one end of the sidewalk to the other?

Aline has a slope of 1/4 and passes through point (0.4,-1/2). what is the value of the y-intercept?

Astudent survey asked: "how tall are you (in inches)? " here's the data: 67, 72, 73, 60, 65, 86, 72, 69, 74 give the five number summary. a. median: 73, mean: 70.89, iqr: 5, min: 60, max: 74 b. 60, 66, 72, 73.5, 86 c. 60, 67, 72, 73, 74 d. 0, 60, 70, 89, 74, 100

Amachine part consists of a half sphere and a cylinder, as shown in the figure. the total volume of the part is π cubic inches.