AP EAMCET20227 Jul 2022Evening ShiftMathematicsPermutation and CombinationActual
The sum of all possible numbers that can be formed by using the digits 2,3,5,7 without repetition of digits is
Options
- A17 10^4-1 9
- B33 34 101
- C6 10^3-1 9
- D33 35 1001
Correct answer
B. 33 34 101
Step-by-step solution
Sum aligned & =3 ! (2+3+5+7) (1000+100+10+1) & =6 17 1111 & =33 34 101 aligned