BankNifty options short selling profit calculation

#1
SCENARIO 1:

BANK NIFTY 12TH AUG 36100 PE---PRICE IS 335
AND ZERODHA MARGING REQUIRED TO short Is Rs 1,24,678
but practically money required to short should be QUANTITY*PRICE = 25*335 = Rs 8375


and I short (BANK NIFTY 12TH AUG 36100 PE) it at price 335

Question 1: If after 1 hour price decreases by 10% to 301. how much will be my profit
A) 10% of 1,24,678
B) 10% of 8375
 

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