Tell whether the ratios form a proportion.
1:5 and 6:30

yes

Step-by-step explanation:

divide 6:30 by 6

6/6 =1

30/6=5

then you get 1:5

so...1:5 is a proportion of 6:30

point a is the center of the circle that passes through points e, f, and g and the center of the circle that passes through points x, y, and z.

$54.99

step-by-step explanation:

$54.99 includes 500 min. if she does not exceed 500 min then her bill is $54.99