Which of the following statement/s is/are correct

Which of the following numbers will replace the question mark (?) in the given series?

304, 261, 221, 184, ?, 119

Statements:

Some ceilings are beds.

No bed is an apple.

All dogs are beds.

Conclusions:

In the following question, select the missing number from the given series.

?, 3, 5, 7, 11, 13

Which letter cluster will replace the question mark (?) to complete the given series?

ELSV, FJVR, GHYN, ?, IDEF

'L' is the son of 'K' whose only daughter is G. 'L' is the son of 'B', whose wife is A How is A related to G?

After arranging the given words according to dictionary order, which word will come at Third position?

1. Recant

2. Receive

3. Recent

4. Recess

5. Recall

In a certain code language,'TREE' is written as WWHJ, and 'LEAF' is written as OJDK. How will 'BARK' be written in that language? 

Four of the following five are equal in a certain way and form a group.

Which one is not related to that group?

C, Q, S, E, I