help with the following

QUESTION 9 Chrono24 hosts a marketplace for used watches. The site has i 00 potential buyers of a used Rolex and i 00 potential sellers. Buyers value a valid used Rolex at $2000. and value knockoff used Rolexes at $500. There are 3 types of sellers: 20 of them are selling knock-off Rolexes and will sell at any price above $300. 40 ofthem are selling valid used Rolexes and will sell at any price above $1300. and 40 ofthem are selling valid Rolexes and Will sell at any price above S1800. Buyers cannot differentiate between sellers of valid used Rolexes and sellers of knock-offs. lfall 100 potential sellers of watches put their watches up for sale. what price would the average buyer being willing to pay for a used Rolex? (Write answer without the dollar sign.) 1250 QUESTION 10 Chrono24 hosts a marketplace for used watches. The site has 100 potential buyers of a used Role): and 'i 00 potential sellers. Buyers value a valid used Role): at $2000. and value knockoff used Rolexes at $500. There are 3 types of sellers: 20 of them are selling knockoff Rolexes and will sell at any price above $300. 40 ofthem are selling valid used Rolexes and will sell at any price above $1300. and 40 ofthem are selling valid Rolexes and will sell at any price above S1800. Buyers cannot differentiate between sellers of valid used Rolexes and sellers of knock-offs. If potential sellers only offer their watches for sale if the price is above their value of the watch, then at what price will the market for used watches stabilize? (Write answer without the dollar sign.) 1250