Your grandmother made 240oz of jelly. You have two types of jars. The first holds 10oz and the second holds 12oz. Write an equation that represents the different numbers of 10-oz jars, x, and 12-oz jars, y, that will hold all the jelly

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?