More Proportional Relationship Representations Quick Check

Question

2 of 52 of 5 Items
Question
Use the table to answer the question.

X Y Z
1 3 18
2 6 36
3 9 54
Which option correctly uses the proportionality symbol to represent all the proportional relationships shown in the table?

(1 point)
Responses

Z∝Y and Y∝X and Z∝X
upper Z proportional to upper Y and upper Y proportional to upper X and upper Z proportional to upper X

Y∝Z and X∝Y and X∝Z
upper Y proportional to upper Z and upper X proportional to upper Y and upper X proportional to upper Z

Z∝Y and Y∝X
upper Z proportional to upper Y and upper Y proportional to upper X

18∝3 and 3∝1 and 18∝1

Answer 1

upper Z proportional to upper Y and upper Y proportional to upper X

Answer 2

More Proportional Relationship Representations Quick Check
3 of 53 of 5 Items

Question
Use the image to answer the question.

A coordinate plane shows a line connecting three data points. Both the axes range from negative 20 to 20 in increments of 5. The coordinates are left parenthesis 1 comma 5 right parenthesis, left parenthesis 2 comma 10 right parenthesis, and left parenthesis 3 comma 15 right parenthesis.

What is the constant of proportionality for the proportional relationship represented in the graph?

(1 point)
Responses

5
5

153=102=51
Start Fraction 15 over 3 End Fraction equals Start Fraction 10 over 2 End Fraction equals Start Fraction 5 over 1 End Fraction

0.2
0.2

153

Answer 3

Start Fraction 15 over 3 End Fraction equals Start Fraction 10 over 2 End Fraction equals Start Fraction 5 over 1 End Fraction