Select the number-pair in which the two numbers are related in the same way as are the two numbers of the following number-pair.
7:729

In the following question, select the related number from the given alternatives.
3 : 27 : : 4 : ?

1 : 6 : : 8 : ?

Select the related number from the given alternatives.
45 : 92 :: 52 :?

In the following questions, select the related number from the given alternatives.
850 : 863 :: 430 : ?

Select the option that is related to the fifth number in the same way as the second number is related to the first number and fourth number is related to third number.
121 : 145 :: 49 : 65 :: 169 :?

Choosing the analogous pair.
7 : 24

? : 63 : : 08 : 25