Answer:
9 or 27
Step-by-step explanation:
You walk 0.5 miles every 10 minutes.
Let the first integer be
. So, the next even number is 
Let's translate the formula: the square of the second is
, twice the first is
. So, the equation is

Expand the square to get

The solutions to this equations are

So, the possible consecutive even numbers are

Answer:
Identify the dependent variable as either increasing, decreasing, or unchanged as the independent variable increases and is possible to have no relationship shown on the graph.