Book Maths Puzzle

CAN YOU FIND THE LARGEST POSSIBLE NUMBER CONTAINING ANY 9 TO 10 DIGITS CONSIDERING 0 ALSO AS A NUMBER THAT IS DIVISIBLE BY 11 WITHOUT AS REMAINDER

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Book Other Question

1!+2!+3!+........+50! is divided by 5! then the remailnder is------------------? a)3 b)33 c)13 d)93... A SINGLE TENNIS TOURNAMENT IS HELDING IN WHICH 30 MEN PARTICIPATE.IF A PLAYER IS ELIMINATED AS SOON AS HE LOSES A MATCH HOW MANY MATCHS ARE REQUIRED TO DETERMINE THE WINNER