Answer:
9/5
Step-by-step explanation:
The common difference = 6 - 2 = 4
The age after 6 is 6 + 4 = 10 = y
The age after 14 is 14 + 4 = 18 = z
z/ y = 18/10 = 9/5
The percent increase is 100%
The original cost of the video games is $25. They sell them for $50.
Heads or tails lands 1 time in 1 coin flip
