A military commander has to choose 3 soldiers out of a company of 5 for guarding the headquarters. How many different group combinations of 3 does he have to choose from?
Choose the correct choice from the following answers:
A) 4
B) 15
C) 16
D) 21
E) 10
A military commander has to choose 3 soldiers out of a company of 5.   different group combinations of 3   He can do this in 5C3 ways   5*4*3/3*2*1= 10 ways   ANSW10R:10
<result>E</result>
A military commander has to choose 3 soldiers out of a company of 5 for guarding the headquarters. How many different group combinations of 3 does he have to choose from?