How many different ways can you select a pilot and a co pilot if you have 75 people to choose from? Select
A) 199
B) 200
C) 398
D) 4950
E) 5550
1) PERMUTATION:-   since it is selection, we have to find permutation..   75P2= 75!/(75-2)!=5550   ANS:5550
<result>E</result>
How many different ways can you select a pilot and a co pilot if you have 75 people to choose from?