A farmer buys a horse for $60. He sells it to his neighbour for $70. Then he discovers he could have made a better deal. He borrows $10 from his wife, and buys the horse back for $80. He then sells it to another neighbour for $90. How much money did he make?
A farmer buys a horse for $60. He sells it to his neighbour for $70. Then he discovers he could have made a better deal. He borrows $10 from his wife, and buys the horse back for $80. He then sells it to another neighbour for $90. How much money did he make?