Nathan sells posters. He starts with $1,000 and buys 9 posters for $28 each. He sells 5 posters for $42 each. He says that he has about $900 after selling the 5 posters. Is Nathan’s estimate reasonable? Nathan’s estimate is reasonable. He spent about $200 and earned about $100 so he should have about $100 less than he started with. Nathan’s estimate is reasonable. He spent about $300 and earned about $200 so he should have about $100 less than he started with. Nathan’s estimate is not reasonable. He spent about $200 and earned about $200 so he should have the same amount of money as he started with. Nathan’s estimate is not reasonable. He spent about $300 and earned about $200 so he should have about $100 more than he started with