How many different ways can you select a pilot and a co pilot if you have 70 people to choose from? Choices:
A) 199	B) 200	C) 398	D) 4950	E) 4830
1) PERMUTATION:-   since it is selection, we have to find permutation..   70P2= 70!/(70-2)!=4830   ANS:4830
<result>E</result>
How many different ways can you select a pilot and a co pilot if you have 70 people to choose from?