• Pratham Delhi Education Initiative (NGO), Delhi
• Sri Lakshmi Narayana School, Chennai
• Vivek Vidyalaya, Mumbai NEW
• Bharatiya Vidya Bhavan Matriculation school, Ajjannur, Coimbatore
• Bhavan's Girdhardas Mohota Vidya Mandir, Wardha, Maharashtra
• Bhavans Atmakuri Rama Rao School, Hyderabad, Andhra Pradesh
• J.S.S. Public School, HSR Layout, Bangalore, Karnataka
• Bhavan's RIL School, Mouda, Nagpur, Maharashtra
• Bhavans Vidyashram, Jaipur, Rajasthan
• Jeevandeep Public School, Varnasi
• Bhavan's Vidyamandir, Puthucode, Palakkad, Kerala
• Bhavan’s Vidya Mandir, Irinjalakuda, Kerala
• Bhavans Sawan Public School, New Delhi
• Bhavan's Public School, R.C. Puram, Hyderabad
• Sri Sathya Sai Vidyaniketan, Navsari, Gujarat
• Bharatiya Vidya Bhavan School, Perumthiruthi, Kozhikode, Kerala
• New Era English School, Nashik, Maharashtra
• Godkar's Academy, Mumbai
• Bhavan's Kodagu Vidyalaya, Madikeri, Karnataka
• Bhavan's Adarsha Vidyalaya, Kakkanad, Kochi, Kerala
• Kulapati Munshi Bhavan’s Vidya Mandir, Thrissur, Kerala
• Bhavan's Vidya Mandir, Girinagar, Kochi
• Bellur Kamalamma Subbana Vidya Bhavan School, Mysore
• St. Kabir School, Ahmedabad, Gujarat
• Johnson Grammar School, Habsiguda, Hyderabad

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MATHS PUZZLES

By Areef (VII)

1. The Sum of the Whole numbers 1 to 50 is:
2. The expansion of (x+3)19 will contain how many terms.
3. What fraction is 50 paise of Rs. 100?
4. The greatest number of 5 digits beginning with 5 and ending with 5 is:
5. Find the odd man out in the below numbers:
3,6,9,12,15,17
6. What is smallest number of cuts we have to make to cut a cube into a sphere?
7. Find 5 odd numbers that add up to 16?
8. How can you make 100 using just four 9’s?

Answers:

1. 1275
2. 19
3. 1/200
4. 5995
5. 17
6. 6
7. 13+1+1+1
8. 99 9/9