I had received a CERTIFICATE OF MERIT for securing INTERNATIONAL RANK 269 in the INTERNATIONAL MATHEMATICS OLYMPIAD 2008 competing with the best brains of the world.
I had been awarded a cash prize of Rs 5000/- for obtaining 1st position in the vision talent search examination-2008 competing with regional toppers and thousands of other students.
I have received a cash prize of Rs 5000/- from CBSE for being amongst the top 100 in CBSE BOARD EXAMINATIONS 2008 ALL INDIA.
I have also received a cash award for securing ALL INDIA RANK 14 by KVS in the CBSE BOARD EXAMINATION 2008.
I also received CASH AWARDS and CERTIFICATES OF MERIT from DIRECTOR GENERAL, CSIR for exceptional performance in studies and extra curricular activities.
Well, this stuff is very cumbersome. I think you can use semi-colons to eliminate characters:
Because of my tenacity, I experienced several successes: received a CERTIFICATE OF MERIT for securing INTERNATIONAL RANK 269 in the INTERNATIONAL MATHEMATICS OLYMPIAD 2008 competing with the best brains of the world; was awarded a cash prize of Rs 5000/- for obtaining 1st position in the vision talent search examination-2008 competing with regional toppers and thousands of other students; I received a cash prize of Rs 5000/- from CBSE for being amongst the top 100 in CBSE BOARD EXAMINATIONS 2008 ALL INDIA, and also for securing ALL INDIA RANK 14 by KVS in the CBSE BOARD EXAMINATION 2008; received CASH AWARDS and CERTIFICATES OF MERIT from DIRECTOR GENERAL, CSIR for exceptional performance in studies and extra curricular activities.
ut this stuff above... isn't it included in your transcript already? Maybe it is not necessary to include this stuff in the essay.
You wrote "cash aware" lots of times. Maybe you can take that out in a few places.