Answer: to make 78 copies it cost 26 dollars.
Step-by-step explanation:
18 copies - 6 dollars
78 copies - x dollars
Hence,

Answer:
Landing on a 3 and on a shaded area
Step-by-step explanation:
Mutually exclusive means there is now way the two events can happen at the same time. This is the only option where it can either be one or the other
6:54
6 to 54
6/54
Those are the three ratios
Answer:
520 Students
Step-by-step explanation:
If you multipy 650 by .8 you will get 520 and that is the percentage of students that is going.