Traditional Culture Encyclopedia - Hotel franchise - A family of three traveled. A Hotel is full price for adults and half price for children. B Hotel offers a 20% discount regardless of age. Which hotel is cheaper for them to stay in?

A family of three traveled. A Hotel is full price for adults and half price for children. B Hotel offers a 20% discount regardless of age. Which hotel is cheaper for them to stay in?

1. If the original prices of the two hotels are the same, Hotel B is cheaper. Suppose the price is X, Hotel A pays X+X+0.5X=2.5X, and Hotel B pays 0.8x+0.8x+0.8x+0.8x = 2.4x.

2. If the original price of the two hotels is different, it depends on the price. Calculate according to the above formula: A: X+X+0.5X=2.5X, b: x+x+0.5x = 2.5x..