In the following question, find the related letters from the given alternatives.
SPAIN : USENT :: ? : LDTFT

Select the set in which the numbers are related in the same way as are the numbers of the following set. (NOTE: Operations should be performed on the whole numbers, without breaking down the numbers into its constituent digits. E.g. 13 – Operations on 13 such as adding / subtracting / multiplying etc. to 13 can be performed. Breaking down 13 into 1 and 3 and then performing mathematical operations on 1 and 3 is NOT allowed)
 (23, 14, 9)
 (37, 19, 18)

Select the word-pair in which the two words are related in the same way as the two words in the following word-pair.

School: Student::____:___

Select the option in which the words are related in the same way that the relation is to the pair of given words.

Apple: Fruit

Select the related letter/ word/ number/ figure from the given alternatives.
453 : 17 : : 663 : ?

Select the related word/letters/number from the given alternatives.

Money: Misuse : : Writing : ?

The second number in the given number pairs is obtained by performing certain mathematical operation(s) on the first number. The same operation(s) are followed in all the number pairs, EXCEPT one. Find that odd number pair.

Select the set in which the numbers are related in the same way as are the numbers of the following sets. (NOTE: Operations should be performed on the whole numbers, without breaking down the numbers into its constituent digits. E. g. 13 – Operations on 13 such as adding / subtracting / multiplying etc. to 13 can be performed. Breaking down 13 into 1 and 3 and then performing mathematical operations on 1 and 3 is NOT allowed)
 (30, 93, 1)
 (42, 132, 2)