PLEASE ANSWER

Mrs. Mallory and Mrs. Bodine collected data on the science and math final exam scores for a group of students.

What is the best explanation for the cluster of students shown on the graph?

A. No students scored above 90 on both exams.
B. One student scored exactly 60 on both exams.
C. All the students scored between 60 and 100 on both exams.
D. More than half the students scored between 70 and 80 on both exams.

The lines shown below are parallel. if the green line has a slope of -1, what is the slope of the red line?

8000 + 8800 + 8000 + 8 million + 80 trillion + another a katrillion equals

(least common multiples) the answer that i had in the 1st step was lcm of airline tickets sold=72. idk if that even matters but just in case. ! three co-workers are busy selling airline tickets over the phone. in an 8-hour day, charles can sell 8 airline tickets, ann can sell 9 airline tickets, and michelle can sell 6 airline tickets. step 2 of 2: what is the smallest number of 8-hour days needed for each of them to achieve the same number of sales? it takes charles . it takes . it takes .