The conclusion from 1 is that there were 10000 wheels last year, and this year, there are 1500 wheels per month, and this year, there are 28,000 wheels, that is, at most, 14000 bicycles can be produced;

The conclusion from 2: the maximum number of plants per year is1200 *12 =14400, and the minimum number is1000 *12 =12000;

From the above and 3, it can be concluded that the wheels produced and stored by this factory can not meet the maximum assembly demand, and the maximum assembly of this factory can not meet the order demand, that is, the vehicles produced by this factory can be sold;

To sum up, the conclusion is that the number of bicycles produced this year is between 12000 and 14000, all of which can be sold. The sales amount of 10,000 yuan is between 12000 * 500 and 14000 * 500, that is, between 6 million and 7 million. This is a ...