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JEEMAIN-2014
The sum of the digits in the unit's place of all the 4-digit numbers formed by using the numbers 3,4,5 and 6 , without repetition is :
$(a)\;432\qquad(b)\;108\qquad(c)\;36\qquad(d)\;18$
jeemain
mathematics
2014
set-01
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May 7, 2014
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yamini.v
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