Related Clues:

• Part of a speed limit
• The ''p'' in wpm
• Unit-pricing word
• Each, to a grocer
• Word on some price tags
• -- diem
• Allotment word
• Prefix denoting "in a"
• ___ capita income
• Price qualifier
• ''Capita'' go-with
• As __ instructions
• Minute or hour lead-in
• In a
• Unit pricing word