Question
P, Q, R, S and T are five friends standing in a straight
line facing towards north. P is on the immediate right of Q. T is between P and S. If R and Q are at the ends, which of the following is second to the left of R?Solution
(i) If R and Q are at the ends of the row, then there will be two cases: Case 1: 
Case 2: 
(ii) P is on the immediate right of Q. T is between P and S. Now here Case 1 will not follow. Hence, Case 2 will be the final arrangement: 
If 4   x     4           7          15        38.5
Then,  ( x + 1) ( x - 1) = ?
...32    54    98    186    ?     714
3 4.5 6.75 10.125 15.1875 22.78125 ?
...Direction: Which of the following will replace ‘?’ in the given question?
5, 18, ‘?’, 126, 296, 586, 1044
1. In series II, if ‘x’ is the right term, then find which of the following statement(s) are true.
I. x/124 is a factor 6 and 8.
11   33   66   112   173    ?  . Â
14, 28, 54, 98, 154, 224
84, 61, 80, 57, 76, ?
35    57    101    189    ?     717
17                          26                          37                   �...
