If A=1, B=2, C=3, and so on, what is the code for the word 'CAT'?

B. 312

In a coding system, 'APPLE' is represented as '1-16-16-12-5'. What is the code for 'GRAPE'?

A. 7-18-1-16-5

In a certain code, 'DOG' is coded as '47', 'CAT' is coded as '24'. What is the code for 'BAT'?

A. 12

In a mixed letter coding system, if 'CAT' is coded as 'DBU', what is the code for 'DOG'?

A. EPH

If 'APPLE' is coded as 'BQQMF' and 'BANANA' is coded as 'CBONBO', what is the code for 'GRAPE'?

A. HSBQF