The instructions state that Cheryl needs 4/9 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 6/12 square yards left that she did not use. What is the total amount of square yards of material Cheryl used? Choose the correct answer
A) 1/12  B) 1/9  C) 2/3  D) 1 1/9  E) 4/9
total bought = 4/9+2/3   left part 6/12---&gt;2/3   so used part 4/9+2/3-2/3=4/9   Ans 4/9
<result>E</result>
The instructions state that Cheryl needs 4/9 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 6/12 square yards left that she did not use. What is the total amount of square yards of material Cheryl used?