Isaiah bought two cans of milk that each cost $3. he also bought 4 bottles of orange juice for $4 each. he paid with a $50 bill. how much change should he receive?

Which of the following answers is 7/9 simplified? 7/9 2/9 11/9 2/7

With number 11 ( show how you got the answer)

Statements reasons 1. ab ? cd; ad ? bc 1. given 2. ac ? ac 2. reflexive property 3. ? adc ? ? cba 3. ? 4. ? dac ? ? bca; ? acd ? ? cab 4. cpctc 5. ? dac and ? bca are alt. int. ? s; ? acd and ? cab are alt. int. ? s 5. definition of alternate interior angles 6. ab ? cd; ad ? bc 6. converse of the alternate interior angles theorem 7. abcd is a parallelogram 7. definition of parallelogram what is the missing reason in step 3?