This morning, Sam walked 4 kilometers in 50 minutes. At what rate did Sam walk? Use the formula r = StartFraction d Over t EndFraction, where r is the rate, d is the distance, and t is the time,

0.08 kilometers per minute
12.5 kilometers per minute
46 kilometers per minute
200 kilometers per minute

Aline that intersects one of two parallel lines intersects the other also always sometimes never

Simplify (1/2)4th power a. (1/16) b.(1/8) c.(1/4)

Suppose you are an avid reader and are looking to save money on the cost of books instead of paying about $20 for each book, you decide to look into purchasing a kindle for $120 you can purchase e-books for about $5 each 1. find the slope-intercept equation for the cost of the hard copy of books using x to represent the number of books 2. find the slope-intercept equation for the cost of the kindle with cost of e-books using x to represent the number of books