Erin is planning a fruit orchard with rows of apple trees (x) and rows of pear trees (). Each row will contain either 12 apple trees or 8 pear trees. Erin plans to have more rows of apple trees than pear trees. She will

plant at least 400 trees. To represent this, she writes the

system of inequalities shown.

xsy

12x + 8y > 400

Which statement about Erin's planting is true?

a Erin must plant more than 20 rows of apple trees.

O Erin could plant the same number of trees of each type.

When Erin plants 30 rows of pear trees, she will plant at least 600 trees altogether.

When Erin plants 360 apple trees, the maximum total number of trees she could plant is 608.