How many such pairs of letters are there in the word PROPERTY each of which has as many letters between them as there are alphabets?

How many 'T's are preceded by 'N's in “DSNMNTOPRSNTNPDGHNMNTRUVNTM”?

Which of the following letter-clusters will replace the question mark (?) in the given series to make it logically complete?
 WUT, RPO, MKJ, HFE, ?

Select the option that represents the letters that, when sequentially placed from left to right in the blanks below, will complete the letter series.
 _ a _ _ W a L W _ L _ W a L _ a _a W _ L

Select the option that represents the letters that, when placed from left to right in the blanks, will complete the letter series.
 _ P N I E X _ N I E Y P N _ E Z P _ I _

Select the option that represents the letters that, when placed from left to right in the blanks, will complete the letter series.
 S _ O Z Q T L O _ Q U _ O _ Q V L O Z _ 

Select the option that represents the letters that, when placed from left to right in the given blanks, will complete the letter series.
 D E _ W G _ E F _ G D E F U _ D _ F T G