Need help solving questions 1-4. Show work

DATA ENVELOPMENT ANALYSIS OUTPUT INPUT STORE LOCATIONSALES EBITDA STORE ARE(SQ.FT)#EMPLOYEES 1 A 47,682,116 7,459,291.041 35,523 62 2 B 42,612,114 3,880,099.222 39,493 75 3 C 44,187,228 4,215,221.335 39,731 79 4 D 30,487,610 4,201,924.497 35,833 77 5 E 41,535,542 5,182,632.127 36,552 75 6 F 24,497,561 3,079,085.882 37,328 61 7 G 43,749,818 6,485,312.38 38,709 79 8 H 24,081,113 1,820,738.46 37,827 66 9 K 44,711,757 6,310,682.23 35,631 66 10 L 32,138,829 125,695.968 39,508 63 1. Formulate a LP Model for Each Store. Please include Decision variables, Objective function and Constraints! 2. Solve it! 3. Which Stores are efficient? 4. Which Stores are not efficient