BMW in 2001 = 24 lacsSales of BMW in 2002 = 20 lacsSales of BMW in 2003 = 26 lacsSales of BMW in 2004 = 20 lacsSales of BMW in 2005 = 17 LACS∴ Total sales of BMW from 2001 to 2005,⇒ (24 + 20 + 26 + 20 + 17)⇒ 107 lacs∴ Average sales of BMW from 2001 to 2005,⇒ 107/5⇒ 21.4 lacs