Answer:
The constant of proportionality is the ratio between two directly proportional quantities. Two quantities are directly proportional when they increase and decrease at the same rate. The constant of proportionality k is given by k=y/x where y and x are two quantities that are directly proportional to each other.
Step-by-step explanation:
Answer:
4.24
Step-by-step explanation:
First, let's set up the equation: 
Next, clear the fraction by multiplying both sides by 2:
Then, subtract 2 from both sides: 
Finally, take a square root of both sides and round:
(Rounded to the nearest hundredth) 4.24
This is the Equation: 2x + 6
Answer:
320
Step-by-step explanation:
5x4=20, 20x4=80, so that means the sequence is just multiplying by 4. 80x4=320, which is your answer.
Answer:
118
Step-by-step explanation: