You add two new items to your menu. Total sales grow from $4,567 to $5,112 but your food cost average climbs from 22% to 28%. Did your dollar gross margin increase?

step-by-step explanation:

here's what happens:

1) the graph of f   = x^2 is shifted 2 units to the right.

2) the resulting graph is reflected in the x-axis, so that the parabola now opens down.

3) this final result is transformed up by 5 units.

understand that i don't know the answers

will someone answer his question