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How many numbers greater than 1000000 ca...

How many numbers greater than 1000000 can be formed by using the digits `1,2,0 ,2,4,2,4 ?`

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  11. In an examination, a question paper consists of 12 questions divided i...

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  12. Determine the number of 5 - card combinations out of a deck of 52 .car...

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  14. From a class of 25 students, 10 are to be chosen for an excursion part...

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