Select the option that is related to the third number on the same basis as the second number is related to the first number.
7 : 42 :: 9 : ?
Answer & explanation
Correct answer: option 2
7 : 42 :: 9 : ?
The logic followed here is :
7 : 42
7 : 7 ( 7 - 1 )
7 : 7 (6)
7 : 42
Similarly
9 : ?
9 : 9 (9 - 1 )
9 : 9 (8)
9 : 72