AP EAMCET202017 Sep 2020Morning ShiftMathematicsPermutation and CombinationActual
In how many ways one can send 6 new-year greeting cards to 4 people?
Options
- A360
- B180
- C720
- D90
Correct answer
A. 360
Step-by-step solution
Number of ways (= ^6 P₄=360 )