6. Which is a unit rate? A. 55 miles per hour
B. 5 oats to 3 bran
C. 1 out of 3
D. 2.25 miles to 60 minutes
pls answer

What is the equation of a line passing through the point (6,1) and parallel to the line whose equation 3x=2y+4

Bradley hikes 12 miles in 3 hours. in relation to bradley’s hike, which statement describes the expression

Kayla wants to find the width, ab, of a river. she walks along the edge of the river 65 ft and marks point c. then she walks 25 ft further and marks point d. she turns 90° and walks until her location, point a, and point c are collinear. she marks point e at this location, as shown. (a) can kayla conclude that δ and δ are similar? why or why not? (b) suppose de = 15 ft. what can kayla conclude about the width of the river?