Answer:
D. Part of the solution region includes a negative number of erasers purchased; therefore, not all solutions are viable for the given situation.
Step-by-step explanation:
I got it right on the practice
Answer:
66,666666666666666666666666666666666667% :))
Step-by-step explanation:
total number of students in 1 class: 12 + 6 = 18 students
percentage of student wearing glasses are:

Done :))
Answer:
9.42
Step-by-step explanation:
V=pir2h
(pi, radius squared, height)
hope this helped!
4.5 hrs because 162.50-50 = 112.50
112.50/25= 4.5