List of top Logical Reasoning Questions on Missing Number in Diagram

Which number among the following is a term of the given series?
Series: 3, 6, 18, 72, (?)
Which no./letter will come in place of question mark?
Which no./letter will come in place of question mark?
Which no./letter will come in place of question mark?
Which no./letter will come in place of question mark

What is the missing term ?
Find the missing term.
Find the missing number in the following figure.
Find the missing number in the following figure.
Find the missing number:
Find the missing number