## RMO-2012 Solutions

1. #1 by rohit on December 2, 2012 - 7:17 pm

sir please also tell what will be the par score.

2. #2 by keshushivang on December 2, 2012 - 10:09 pm

I am in class 10th , and i solved 3 problems fully and half one problem
What are my chances..

3. #3 by Junaid Hasan on December 3, 2012 - 8:58 am

Sir, in Question no 4, the total no of options should be (3^7 -1)/2, as {A,B} and {B,A} are nothing but the same pair. So, each pair has been counted twice.
If I am wrong, please explain me.

• #4 by akj259 on December 3, 2012 - 9:04 am

if problem says about UN-ordered pair A,B then only we will not take order.

4. #5 by Varun on December 3, 2012 - 5:06 pm

Please ans the following ques(appeared in gujarat RMO Q.6):
If x + y + z = 0 and xy + yz + zx = -3, PT (x^3)y + (y^3)z + (z^3)x is a constant.

5. #6 by Bhumika Singhal on December 3, 2012 - 9:16 pm

6. #7 by Sachit Malik on December 4, 2012 - 7:03 pm

@bhumika singhal : the value comes out to be -9 on solving.

7. #8 by gnana sankar on December 4, 2012 - 9:50 pm

in tn rmo the last question was different could u give me the answer for that

8. #9 by Rupesh Kumar on December 4, 2012 - 10:18 pm

Sir, please give the detailed solution of RMO 2012 UP. I am unable to understand.

9. #10 by Sai on December 5, 2012 - 5:31 pm

The paper in Dubai was different.
the values provided were different and there were two geometry questions not one…

10. #11 by madhav maurya on December 6, 2012 - 11:33 am

sir,i am not able to understand your solution.please,give detail soloution.presently i am studying in fiitjee varanasi and ambuj kumar sir is teaching me mathematics.

11. #12 by mathkid on April 7, 2013 - 1:47 pm