If one party thinks he is selling a property that is located at 1230 main street and the other party thinks he’s buying the property at 1230 main street, but the contract says the property is located at 123 main street, which of the following can be said about the agreement?
1. it is a bilateral mistake or a mutual mistake.
2. all of these responses are correct.
3. it is an example of an accord and satisfaction.
4. the owner of 1230 main street is responsible for purchasing the property at 123 main street and then making it available for sale to the buyer.

Wo firms, a and b, each currently dump 50 tons of chemicals into the local river. the government has decided to reduce the pollution and from now on will require a pollution permit for each ton of pollution dumped into the river. it costs firm a $100 for each ton of pollution that it eliminates before it reaches the river, and it costs firm b $50 for each ton of pollution that it eliminates before it reaches the river. the government gives each firm 20 pollution permits. government officials are not sure whether to allow the firms to buy or sell the pollution permits to each other. what is the total cost of reducing pollution if firms are not allowed to buy and sell pollution permits from each other? what is the total cost of reducing pollution if the firms are allowed to buy and sell permits from each other? a. $3,000; $1,500 b. $4,500; $3,500 c. $4,500; $4,000 d. $4,500; $2,500