Ruler
  • A ruler needs to be created with a tick mark at every eighth of an inch. If the ruler needs to be 12 inches long and there will be tick marks on zero and 12, how many tick marks are needed to create the ruler?

Answer:    
  Please enter a numerical answer
(ex. 1000 or 2.033) and click GO.		    

Contest problems and answers provided by:

David Rock
rock_david@colstate.edu
Columbus State University

Doug Brumbaugh
brumbad@pegasus.cc.ucf.edu
University of Central Florida