Question 10
For Tết, each of Minh, Lan, Phương and Hồng buys either a peach tree or a mai tree. Together they buy one pale-pink peach tree, one deep-pink peach tree, one yellow mai tree and one white mai tree. Given that:
- Minh and Lan buy different types of tree (peach or mai).
- Hồng does not buy a mai tree.
- Phương does not buy the yellow mai tree.
Which tree does Phương buy?

- Minh and Lan buy different types of tree (peach or mai).
- Hồng does not buy a mai tree.
- Phương does not buy the yellow mai tree.
Which tree does Phương buy?
