Question
Seven persons are sitting in a row. M is sitting with P
and R, O is sitting with R and S, who is sitting with O and Q and P is sitting with N and M. Who is sitting exactly in the middle of the row?Solution
M is sitting with P and R. P M R O is sitting with R and S, who is sitting with O and Q. P M R O S Q P is sitting with N and M. N P M R O S Q
3, 10, 29, 66, ?
45, 58, 84, 123, ?, 240Â
418, 406, 430, 382, 478, ?, 670
Find the missing number in the given number series.
?, 26, 38, 70, 130, 226
188    178    158   ?     88    38
7 47 ? 223 359 527
...55, 71, 119, 199, 311, ?
10, 15, 25, 35, ?, 65
5, 12, 24, 36, 52, ?
What will come in place of the question mark (?) in the following series?
1.5, 3.5, 9.5, 27.5, 81.5, 243.5, ?