CHENNAI: To celebrate Madras Week, the Murugappa Group has announced an interesting line up of contests. Participants can win an exciting array of prizes ranging from cash prize of rupees one lakh to gift vouchers and customised hampers. The last date for registering for Murugappa Madras Quotient Quiz 2015 is August 14. Log on to www.murugappa.com. The Madras Quiz an open quiz will be held on August 23. Last date to register for The Murugappa Madras Song – Sing it to Win it Cover Contest is August 12. Visit www.murugappamadrassong.com for details. For Baking MADras log on to the official Murugappa Facebook Page at www.facebook.com/murugappagroup.