The price of a set of feeding bowls for dogs had been $5.15, but was increased to $11.10. What was the percent increase?

a. she will receive a refund of $278.

step-by-step explanation:

abby has a greater debt becasue she owea 5 more then alan does

h is the x-coordinate of the vertex

step-by-step explanation:

we have

in this function

the point represent the vertex of the function

so

h is the x-coordinate of the vertex

k is the y-coordinate of the vertex