How many mocks are enough for UPSC?
There is NO FIXED NUMBER. Nor is there any guarantee that if you give a 100 mock tests you will definitely clear Prelims.
How many mocks should I give in a day?
Try to take 1-2 mocks. One should not get drained by giving too many mocks just before the exam.
What is a good score in UPSC mock test?
There are many I know who never crossed 100 in mock tests cleared prelim. The main purpose of mock tests is to practice and identify one’s weaknesses & strengths. Mock tests marks are just notional unless one is scoring below 50/60 , no need to be unnecessarily concerned.