Question
Seven persons D, E, F, G, H, I and J live on seven
different floors of a building such that bottommost floor is numbered as 1, the floor immediately above it is numbered as 2 and so on. I lives three floors above J. H lives two floors below J. G lives immediately below E. D lives above F. D doesn't live on the topmost floor. Who among the following lives on 3rd floor?Solution

What will come in place of the question mark (?) in the following series?
121, 110, 97, ?, 61, 38
What will come in place of (?) Question mark in the given number series.
28, 29, 38, 63, 112, 193, ?
What will come in place of the question mark (?) in the following series?
5, 10, 30, ?, 600, 3600
What value should come in the place of (?) in the following number series?
56, 28, 28, 42, 84, ?
43, 56, 82, ?, 173, 238
- What will come in place of (?), in the given number series.
1, 1, 2, 3, 5, ?, 13 Find the missing number in the given number series.
130, 152.5, 177, 203.5, 232, ?Â
11Â Â Â Â Â Â Â Â Â Â 22.5Â Â Â Â Â Â Â 47Â Â Â Â Â Â Â Â Â Â 102Â Â Â Â Â Â Â Â 236Â Â Â Â Â Â Â Â ?
...84, 63, ?, 283.5, 1701
What will come in place of the question mark (?) in the following series?
100, 81, 64, 51, 40, ?