Jerry uses 7/5 quarts of oil to change his car's oil. Which mixed number represents the quarts of oil he used A) 1 1/4
B) 1 2/5
C) 1 1/2
D) 2 1/2

Solve: 3x+y=6 4x-2y=18 show all work !

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?

Which number completes the inequality? 2/3 < _ < 7/9