ON 15TH JANUARY MR AVINASH BOUGHT TWO JANUARY NIFTY FUTURES CONTRACT WHICH COST HIM 139000. FOR THIS HE HAD TO PAY AN INITIAL MARGIN OF RS 21520 TO HIS BROKER . THE LOT SIZE OF NIFTY FUTURE IS RS 50 . ON 25TH JANUARY THE INDEX CLOSED AT 1505 . HOW MUCH PROFIT/LOSS DID HE MAKE