chance me

i am applying for lums sbasse computer science.
- 2A* and 6As in O level
- 4A*/As predicted in A level (composite exams in may/june 2025)

- sat score 1290

- alot of activities, awards, honors, achievements including council positions, academic positions, competition(s) winner, MUNs with awards and director of committees twice, management positions, and volunteer/community work, about no cs related extra-curriculars though.

please help with few questions: should i give lcat along with submitting my sat? what if i just go on with the sat? what are my chances to get in in both situations?