<html><head><meta http-equiv="content-type" content="text/html; charset=utf-8"></head><body dir="auto"><div><br></div><div id="AppleMailSignature"><div style="text-decoration: -webkit-letterpress;"><span style="background-color: rgba(255, 255, 255, 0);">Hi,</span></div><div style="text-decoration: -webkit-letterpress;"><span style="background-color: rgba(255, 255, 255, 0);">I am trying to use Scip programme.</span></div><div style="text-decoration: -webkit-letterpress;"><span style="background-color: rgba(255, 255, 255, 0);">I have read documents but I couldn't understand. I am very very confused.</span></div><div style="text-decoration: -webkit-letterpress;"><span style="background-color: rgba(255, 255, 255, 0);">I started with a very easy problem, but I couldn't solve.</span></div><div style="text-decoration: -webkit-letterpress;"><span style="background-color: rgba(255, 255, 255, 0);">Please help me.</span></div><div style="text-decoration: -webkit-letterpress;"><span style="background-color: rgba(255, 255, 255, 0);"><br></span></div><div style="text-decoration: -webkit-letterpress;"><span style="background-color: rgba(255, 255, 255, 0);">My first problem is :</span></div><div style="text-decoration: -webkit-letterpress;"><p style="margin: 2pt 0cm; line-height: normal;"><span lang="EN-US" style="background-color: rgba(255, 255, 255, 0);">Furnco manufactures desks and chairs. Each desk uses 4 units of wood, and each chair uses 3 units of wood. A desk contributes $40 to profit, and a chair contributes $25. Marketing restrictions require that the number of chairs produced be at least twice the number of desks produced. There are 20 units of wood available.</span></p><p style="margin: 2pt 0cm; line-height: normal;"><span lang="EN-US" style="background-color: rgba(255, 255, 255, 0);">Determine a production plan that maximizes Furnco’s profit. </span></p><p style="margin: 2pt 0cm; line-height: normal;"><span lang="EN-US" style="background-color: rgba(255, 255, 255, 0);"><br></span></p><p style="margin: 2pt 0cm; line-height: normal;"><span lang="EN-US" style="background-color: rgba(255, 255, 255, 0);">I solved this problem by using Excel Solver and results : </span></p><p style="margin: 2pt 0cm; line-height: normal;"><span lang="EN-US" style="background-color: rgba(255, 255, 255, 0);">the number of chair : 2</span></p><p style="margin: 2pt 0cm; line-height: normal;"><span lang="EN-US" style="background-color: rgba(255, 255, 255, 0);">the number of desk : 2</span></p><p style="margin: 2pt 0cm; line-height: normal;"><span lang="EN-US" style="background-color: rgba(255, 255, 255, 0);">profit : 180</span></p><p style="margin: 2pt 0cm; line-height: normal;"><span lang="EN-US" style="background-color: rgba(255, 255, 255, 0);"><br></span></p><p style="margin: 2pt 0cm; line-height: normal;"><span lang="EN-US" style="background-color: rgba(255, 255, 255, 0);">How can I solve it by using Scip?</span></p><p style="margin: 2pt 0cm; line-height: normal;"><span lang="EN-US" style="background-color: rgba(255, 255, 255, 0);"><br></span></p><p style="margin: 2pt 0cm; line-height: normal;"><span lang="EN-US" style="background-color: rgba(255, 255, 255, 0);">Please help me,</span></p><p style="margin: 2pt 0cm; line-height: normal;"><span lang="EN-US" style="background-color: rgba(255, 255, 255, 0);">I am looking forward to your reply.</span></p><p style="margin: 2pt 0cm; line-height: normal;"><span lang="EN-US" style="background-color: rgba(255, 255, 255, 0);">Berna.</span></p></div></div></body></html>