Answer:
Proportional: second and third, non-proportional: first and fourth
Step-by-step explanation:
Proportional relationships are linear functions that pass through the origin. Using this definition, we can conclude that the proportional relationships are the second and third options whereas the non-proportional relationships are the first and fourth options.
Answer:
1374
Step-by-step explanation:k=
1887526.40528 ≈1373.873≈1374
Answer:

Step-by-step explanation:
To solve for s, you need to follow these steps.
First multiply by t both sides of the equation.


We get 
Now we divide by r, both sides of the equation.

Finallly we obtain:
or

We don't have a pic. We need one
Answer:
B 32
Step-by-step explanation:
The exterior angle is the sum of the measure of the measure of the opposite interior angles.
151 = 119+b
Subtract 119 from each side.
151-119 = 119-199+b
32 = b