Period Course Teacher Room 1 Math Andrew 26 2 English Varni 48 3 PE Wong Gym 4 Science Schaefer 40 5 History Rand 31 Computers Rubin 46 Energy Expenditures for Each Region (millions of dollars) Type Residential Customers Business Customers Expenditures Sum Expenditures Sum Region Division Northeast New England $7,477 $5,129 Middle Atlantic $19,379 $15,078 West Mountain $5,476 $4,729 Pacific $13,959 $12,619 Department Organisational Matrix Product Project 1 Project 2 Project 3 Project 4 Project 5 Project 6 Operations ✓ * Marketing ✓ Accounts ✓ ✓ HR IT xx ✓ ✓ × * x ✓ ✓ ✓ ✓ ✓ x × < × × ✓ ✓