You have plenty of colleges in around Delhi for doing a management course and for good colleges, your cut off will matter the most along with your academic performance in the past. 70% in class 12 might not deter you from a good college provided you have an outstanding %ile..

• IILM Academy
• Institute of Management Studies (IMS), Noida
• Amity International University, Noida
• Bennett University
• Galgotias University, Greater Noida
• Noida International University - School of Business Management, Noida
• Mangalam Institute of Management and Technology, Greater Noida
• Lingaya's University, Faridabad