7th term of 2,4,8, -------------------- is
120
118
125
128
The sum of 10 terms of 5+8+11+ ----------
165
170
185
The formula for nth term of an arithmetic progression is Tn =
a+nd
a+(n-1)d
2a+(n-1)d
If in a G.P. consisting of positive terms, each term equals the sum of the next two terms. Then the common ratio of this progression equals
26
27
28
None of these
Which term of the series 5,8,11,............... is 320.
106
160
102
Find the value of k so that 8k+4, 6k-2 and 2k+7 will form an A.P.
6
7
7 1/2
6 1/2
The A.M. between 5 and 22 is
13
14
13.5
14.5
The harmonic mean of two numbers is 4 and the arithmetic and geometric means satisfy the relation , the numbers are
6,3
5,4
-3,1
The sum of 101+99+97+------------+47 is
2012
2072
1072
1015
