Traditional Culture Encyclopedia - Hotel accommodation - The following is the wholesale price list of a notebook in the small commodity market.

The following is the wholesale price list of a notebook in the small commodity market.

(1) Less than 100 copies, at least 5× 100=500 yuan.

100 or more and 200 copies, at least 4.5× 100=450 yuan.

More than 200 copies, at least 4×200=800 yuan.

A buy another 360800 yuan.

Then you can buy more than 200 copies.

900/4+10 = 225+10 = 235 copies.

Qian Jia: B = 360: 540 = 2: 3

Then a points to 235×2/5=94 copies.

Point B 235-94= 14 1 copy.

involve