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3 votes
The quantities


xx and

yy are proportional.

xx

yy
11
1111
1
2
9
1
9
2

1, start fraction, 2, divided by, 9, end fraction
21
2121
2
1
3
2
3
1

2, start fraction, 1, divided by, 3, end fraction
45
4545
5
55
Find the constant of proportionality
(

)
(r)left parenthesis, r, right parenthesis in the equation

=


y=rxy, equals, r, x.

=
r=r, equals

The quantities � xx and � yy are proportional. � xx � yy 11 1111 1 2 9 1 9 2 ​ 1, start-example-1

1 Answer

4 votes

Answer:

1/9

Explanation:

11/9=11r

1/11*11/9=11r/11

1/9=r

7/3=21r

1/21*7/3=21r/21

r=1/9

User Elmo
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