The instructions state that Cheryl needs 5/11 square yards of one type of material and 2/3 square yards of another type of material for a project. She buys exactly that amount. After finishing the project, however, she has 25/55 square yards left that she did not use. What is the total amount of square yards of material Cheryl used?	Choose the most appropriate option.
A) 1/12	B) 1/9	C) 1 2/3	D) 2/3	E) 2 1/9
total bought = 5/11+2/3   left part 25/55---&gt;5/11   so used part 5/11+2/3-5/11=2/3   Ans 2/3
<result>D</result>
The instructions state that Cheryl needs 5/11 square yards of one type of material and 2/3 square yards of another type of material for a project. She buys exactly that amount. After finishing the project, however, she has 25/55 square yards left that she did not use. What is the total amount of square yards of material Cheryl used?