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

67, 78, 71, 82, 75, 86, ?

In a certain code language, 'BELL’ is coded as '111141' and 'HEAR' is coded as '172647'. How will 'MIKE' be coded in that language?

In a certain code language, 'PLANNED' is written as 'RNCNPGF' and ‘PROMOTE’ is written as ‘RTQMQVG’. How will 'IMPROVE' be written in that language?

Four clusters have been given out of which three are alike in some manner and one is different. Select the one that is different.

Option

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

QRM, PWD, OBU, NGL, ?

In a certain language, the word CLOCK is written as 4 – 13 – 17 – 4 – 12. How will you write PHONE in the same language?

Out of the following five figures, four are alike in some manner and differs from these in the manner. select the odd figure.   

Question figure. 

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)

(11, 33, 17)
(18, 44, 21)