There are 36 students traveling, how to rent a car economically? Rent a loaf of bread and rent a car for 200 yuan. 150 yuan.

According to the analysis, we can get:

Rent a van, per capita cost:

200÷6≈33.3 (yuan),

Each person needs to rent a car:

150÷4=37.5 (yuan),

33.3 & lt37.5,

So rent a car to save money, try to rent a van;

36÷6=6 (vehicle),

There is no one left. It is the most economical to rent six vans.

A: It is most cost-effective to rent six vans.