Posted by Rock on Sunday, December 4, 2011 at 2:24pm.
Find all the arrangements for 5 books, and multiply by two, i.e. putting the dictionary at either end.
240
Perfect!
Help w/Word Prob: LAW ENFORCEMENT A police accident investigator can use the formula s=2√5l to estimate the speed=s of a car in miles per hour based on the length=l in feet of the skid marks it left. How fast was a car traveling that left skid marks 120 feet long?
Sorry Rock.
Please make a new post. Tagging on an existing post will only slow down your response.
Thanks.
Thanks, I did!
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