1. "I never knew you were such a music fan!" exclaimed Claire, looking down at the CDs on Holly's desk. "You must have three or four hundred there." Holly picked up a Bee Gees album with a smile. "Not quite that number, but putting them into sets is a problem," she told Clare. "For all in eights I'm one CD short, and the same for fives. But for sevens I'm one too many." How many CDs?

221 CDs

263 CDs

239 CDs