Job Recruitment Website - Job seeking and recruitment - Li County Haorunjia Supermarket has a new batch of small household appliances, each costing 30 yuan. According to market forecasts, 200 units can be sold when the price is 40 yuan. If the price increa

Li County Haorunjia Supermarket has a new batch of small household appliances, each costing 30 yuan. According to market forecasts, 200 units can be sold when the price is 40 yuan. If the price increa

Li County Haorunjia Supermarket has a new batch of small household appliances, each costing 30 yuan. According to market forecasts, 200 units can be sold when the price is 40 yuan. If the price increases by 1 yuan every time

Assume that the pricing of these small household appliances increases by x yuan. According to the question: (40 x-30) (200-10x) = 2000

The solution is, x 1 =0 , x 2 =10,

Then 30 0=40 yuan,

30 10=40 yuan.

Answer: This batch of small household appliances is priced at 30 yuan or 40 yuan.