what is average of 2000 terms of the given series
1,-3,2,-4,3,-5,4,....	Choose the correct choice from the following choices:	A) 1	B) 0.5	C) -0.5	D) -1	E) -2
1-3=-2   2-4=-2   3-5=-2...   we get 1000 -2s for 2000 numbers.   for 2000 terms the average= -2(1000)/2000   = -1   ANSWER:-1
<result>D</result>
what is average of 2000 terms of the given series
1,-3,2,-4,3,-5,4,....