exam Maths Puzzle Logical Reasoning Cryptography

In how many ways can 3 men and their wives be made stand in a line such that none of the 3 men stand in a position that is ahead of his wife?

A.

6!
3!×3!×3!

B.

6!
2!×2!

C.

6!
2!×2!×2!

D.

6!
2!×3!

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exam Other Question

If the letters of the word SACHIN are arranged in all possible ways and these words are written out as in dictionary, then the word ‘SACHIN’ appears at serial number:

A.

601

B.

600

C.

603

D.

602 In a cricket match if a batsman score 0,1,2,34,or 6 runs of a ball, then find the number or different sequences in which he can score exactly 30 runs of an over. Assume that an over consists of only 6 balls and there were no extra and no run outs.

A.

86

B.

71

C.

56

D.

65