If the letter 'Z' is the 26th letter, what is the 20th letter of the alphabet?

A. T

If in a certain code, 'CAT' is coded as 'DBU', how is 'DOG' coded in that language?

A. EPH

If 'A' is to 'Z', 'B' is to 'Y', and 'C' is to 'X', what is 'D' to?

A. W

In a sequence of letters: A, C, E, G, ?, K. What is the missing letter?

B. H

In a certain code, 'APPLE' is coded as '12345'. If 'BANANA' is coded as '234567', what is the code for 'LEMON'?

A. 56789