Permutation and CombinationMedium
Question
Taking three same and one different letters from the letters of the word ′PROPORTION′, the number of words which can be formed is-
Options
A.18
B.360
C.20
D.None of these
More Permutation and Combination Questions
From 6 different novels and 3 different dictionaries, 4 novels and 1 dictionary are to be selected and arranged in a row...If two specific beads are kept together, then in how many ways can seven different beads be strung in one garland-...In how many ways can a pack of 52 cards be divided equally among four players in order to-...Two different packs of 52 cards are shuffled together. The number of ways in which a man can be dealt 26 cards so that h...The number of five digit numbers that can be formed using all the digits 0, 1, 3, 6, 8 which are -...