Permutation and CombinationHard
Question
How many 6 digit different number can formed with help of the digits of numbers 121 and 202?
Options
A.25
B.50
C.100
D.None of these
More Permutation and Combination Questions
The number of permutations that can be formed by arranging all the letters of the word ′NINETEEN′ in which n...m parallel lines in a plane are intersected by a family of n parallel lines. The total number of parallelograms so forme...On the occasion of Dipawali festival each student of a class sends greeting cards to the others. If there are 20 student...In an election 3 persons are to be elected from 6 candidates. A voter can cast any number of votes but not more than the...Let Pn denotes the number of ways of selecting 3 people out of ′n′ sitting in a row, if no two of them are c...