Office Supply Inventory Item Unit Item Unit Item Unit Black Pens Box of 12 11 Letter Head Ream of 500 1/2" Binder Each 15 Blue Pens Box of 10 6 Copier Paper, Letter Ream of 500 38 1" Binder Each 20 Red Pens Box of 8 2 Copier Paper, Legal Ream of 500 6 1-1/2" Binder Each 6 #2 Pencils Box of 10 22 Highlighter, yellow Box of 16 3 2" Binder Each 3 Mechanical Pencils Box of 8 8 Highlighter, blue Box of 12 2 3" Binder Each 5 Perm. Markers Box of 12 3 Staples, 5,000 Box of 5000 6 4" Binder Each 2 Sm. Post-it Notes Package 26 Lined Paper Pads 27 Tissues Box 6 Med. Post-it Notes Package 43 Notebooks each 14 Rubber Bands Box of 500 3 Lg. Post-it Notes Package 11 #10 Envelopes, Plain Box of 50 35 Paper Clips Box of 500 A Sm. Binder Clips Box of 16 18 Envelopes, Printed Box of 100 13 CDS Each 96 Med. Binder Clips Box of 10 27 #12 Envelopes, Plain Box of 50 6 Scotch Tape Spool 38 Lg. Binder Clips Box of 6 13 Manilla Envelopes Box of 60 4 Toner Cartridge Each 4 Your office is hosting a regional meeting and will need to provide 180 black pens. How many more boxes of black pens need to be ordered? O 3 O 4 O 5