Which of the following numbers will replace the question mark (?) in the given series?
3, 7, 13, 21, 31, ?
A43
B41
C42
D44
A43
B41
C42
D44
Related Questions:
Read the given statements and conclusions carefully. Assuming that the information given in the statements is true, even if it appears to be variance with commonly known facts, decide which of the given conclusion logically follow(s) from the statements .
Statements:
All gabions are walls
All concretes are walls
Al bridges are walls.
Conclusion
(1)Some bridges are gabions
(2)Some concretes are bridges
In each of the following questions, the second word is formed by rearranging the letters of the first word according to a specific pattern. Apply the same pattern to the third word to determine the correct answer from the given alternatives.
NUMBER : UNBMRE ::GHOSTS : ?