Hi! Please help me with these multiple choice questions for a thumbs up THANK YOU!

Please make answers clear (:

77 ws Elements Time 1 CBA 2 60 3 IF 82 4 DG 71 5 KH 57 6 L 50 7 N 71 8 M 60 Question #7 Using the CT from question #1, is this layout valid? If it is not, what is the problem: cycle time violation, precedence, or both? WS 1 2 3 4 5 6 Elements BC AI DG Time 60 67 71 EJ 60 7 F 32 KH 57 L 59 8 N 71 9 M 60 Question #11 Assume that this is a valid layout. For this layout, what is the effective cycle time? Incorrect Question 7 0/2 pts Question #7 Using the CT from question #1, is this layout valid? If it is not what is the problem: cycle time violation, precedence, or both? This assembly line is valid. It does not break the CT rule nor the precedence rule. This assembly line is NOT valid. It violates both the cycle time and the precedence rule This assembly line is NOT valid. It violates the cycle time rule This assembly line is NOT valid. It violates the precedence rule Incorrect Question 11 0/2 pts Question #11 Assume that this is a valid layout. For this layout, what is the effective cycle time? 67 60 29 71 77 32 59 57 Use this chart for questions 12 and 13 WS Elements Time 1 CAB 77 2 ID 60 3 G 61 4 N 5 6 KF 60 7 L 59 8 H 29 9 M 60 71 60 Question #12 Using the CT calculated in Question #1, what is the idle time for this layout (in seconds)? ) orrect Question 12 0/2 pts Question #12 Using the CT calculated in Question #1, what is the idle time for this layout (in seconds)? 167 66 45 2 2 111 79 30 156 123 192