Select the option that is related to the third term in the same way as the second term is related to the first term and the sixth term is related to the fifth term.
 21 : 196 :: 29 : ? :: 38 : 315

If A ÷ B means that A is the father of B, A × B means that A is the mother of B, A + B means that A is the brother of B then which of the following expression shows that Q is the daughter of P?

In a certain code language, 'DENTIST' is written as ‘CDMSHRS’ and ‘TOOTH’ is written as ‘SNNSG’, how will 'HEALING' be written in that language?

Which letter-cluster will replace the question mark (?) to complete the given series?

DMT, JOB, PQJ, VSR, ?

Which of the following numbers will replace the question mark (?) in the given series?

345, 356, 368, 381, 395, ?

By interchanging the given two signs and numbers which of the following equation will be correct?
 × and +, 9 and 6

Select the odd group of numbers. (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)

Option 

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)

(15, 9, 4)
 (7, 2, 3)