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

B. 31

If the word 'FISH' is coded as '9-18-19-8', what is the code for 'BIRD'?

A. 2-9-18-4

In a coding system, 'HELLO' is coded as '8-5-12-12-15'. What would 'WORLD' be coded as?

A. 23-15-18-12-4