When sandy went to the store, she purchased 3 two-liter bottles of soda costing $1.19 each, a jar of coffee that cost $3.79, a box of cookies, which were $2.79 and some milk that cost $2.19. how much change should she receive from a twenty-dollar bill?

Isuck at math ; ^; m a student solved this problem and said the answer is 3 feet. chase had a roll of ribbon that contained 7 7/8  feet of ribbon. he cut off one piece that was 3 5/8  feet long and another piece that was 1 1/4  feet from the roll. how much ribbon was left on the roll? is the student's answer reasonable? yes, the answer is reasonable. no, the answer is not reasonable. it should be about 2 feet. no, the answer is not reasonable. it should be about 13 feet. no, the answer is not reasonable. it should be about 4 feet.