There are 6 persons in an office. A group consisting of 3 persons has to be formed. In how many ways can the group be formed?	Choose the most appropriate option.
A) 15 B) 20 C) 14 D) 12 E) 16
Number of ways in which the group can be formed = 6C3   = 4*5*6/3*2*1   = 20   Ans- 20
<result>B</result>
There are 6 persons in an office. A group consisting of 3 persons has to be formed. In how many ways can the group be formed?