Permutation: n Different Things Taken All at a Time When All Are Not Different.
If all the wo...
Question
If all the words (with or without meaning) having five letters, formed using the letters of the word SMALL are arranged in a dictionary. Then the position of the word SMALL is : -
A
52nd
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B
58th
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C
46th
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D
59th
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Solution
The correct option is B58th ALLMS NO. of words starting with A:A−−−−4!2!=12L:L−−−−4!=24M.M−−−−4!2!=12S:SA−−−3!2!=3S:SL−−−3!=6 SMALL →58th word.