1. (2022·哈尔滨模拟) Daming's favorite hobby is making model planes. To make a new model plane, he needs to buy some materials with only 200 yuan. According to the list below, he can pay if he buys the cheapest materials instead of more expensive ones.

Part	Plane wing	Wheel	Plane body	Others parts
Number	2	3	1	For one plane
Price/each(￥)	20-40	10-20	50-70	30-50