Astudent has received 56, 70, 61 and 46 on his first four college algebra exams this semester. he asked the instructor what grade he would need to make on the fifth exam to pass the course. what score will he need to earn to receive 70% or higher on the fifth exam? set up an equation/inequality and show all work and find the solution. !

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.