In 2009, a family spent $5,320 on groceries. In 2010, their groceries cost $5,840. Which statement gives the best choice for the percent of change in the family groceries cost for 2010

x = 12

y = 15

step-by-step explanation:

he earned 78.75 in interest.

step-by-step explanation:

$649.60

step-by-step explanation:

the height of the surface increases from the center out to the sides of the road.

step-by-step explanation:

as we move out we move away from the x-axis.

and as mentioned in the problem statement that height of a road increases when we move away from the center x.

hence proved that 3rd option

the height of the surface increases from the center out to the sides of the road.

is the correct option.