Answer:
Whole numbers: 56
Rational numbers: 1/3
Integer: -5
Irrational numbers: 1.17513698
Natural numbers: 0
the correct answer is 4810 bacteria grew after 9 hours
We know that this problem is in the ratio of 1:3 1 being adult tickets and 3 being student tickets. If we divide 396 by 4 to get 1 part, then we have the answer.
396/4=99
Answer: 99 adult tickets
The answer is the third choice: y=-1/4x.
We find this by remembering that slop is rise over run. Since the rise is -1 and the run is for we can make it -1/4 as the slope, which is next to the x term. Since the y intercept is at the origin we do not have a b term from the formula y=Mx+b.