In following questions, one term in number series is incorrect. - Find out the incorrect number 121, 143, 165, 186, 209

C. 186

In following number series, either one term is missing or is incorrect. Choose correct answer from options - Choose correct answer from options 1, 2, 5, 10, 17, 28

B. 28

How many pairs of letters are there in the word 'PRESENTMENT' which have as many letters between them in the word as in the alphabet ?

C. TWO

Which of the following is the same as Weevils, Borer, Beetle ?

C. MOTH

If in a certain language, NEOMAN is coded as OGRQFT, which word will be coded as ZKCLUP ?

C. YIZHPJ