Teaching BPSC बिहार प्राथमिक (1 to 5) शिक्षक भर्ती 4.0 Mock Test Quantitative Aptitude Permutation and Combination
How many words, no matter if they are meaningless, can be formed by the letters of the word 'DIARY'?
1
24
2
5
3
10
4
More than one of the above
5
None of the above