LCD would be 18
8/9 = 16/18
2/3 = 12/18
1/9 = 2/18
Answer:
C
Step-by-step explanation:
A proportional graph is a line. Every line has a slope. The slope is found by subtracting two points as a ratio. The line has points (0,0) and (2,6).
6-0 = 6
2 -0 = 2
The ratio is vertical over horizontal so 6/2 = 3.
The equation is y = 3x.
We have

of 252 people who have a personalized black disc
Number of people who would have personalized flying disc =

people
Then we work out the number of people who like to play disc golf:

people
So we have 15 people who like to play disc golf and have personalised black disc.
Simplify (2+5-10) and then it's -3 and then (7x)(-3) = -21