Elitmus Exam Numerical Ability Permutation and Combination

A five digit number is formed using digits 1, 3, 5, 7 and 9 without repeating any one of them. What is the sum of all such possible numbers?
1.6666600
2.6666660
3.6666666
4.None

Read Solution (Total 7)

Elitmus Other Question

(32^32^32)/9 give the remainder..
Options
a) 6
b) 4
c) 7
d)1
N= (323232 ... 50 digits ) base 9
Find the remainder when N is divided by 8
Options
1,-1,0,3