If the sequence is A, C, E, G, what letter comes next?

A. H

If the word 'COLD' is coded as 'DPME', how is 'WARM' coded in the same way?

A. XBNQ

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

A. T

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

A. W

In a certain code, if 'CAT' is coded as '3120', 'DOG' is coded as '4157'. How is 'FISH' coded?

C. 61487