If the word 'CAT' is coded as 3120, what is the code for the word 'DOG'?

A. 4157

In a specific code, 'RAT' is coded as '181920'. How is 'BAT' coded if 'B' is 2, 'A' is 1, and 'T' is 20?

A. 21220

In a certain code, 'HELLO' is written as '8-5-12-12-15'. How is 'WORLD' coded in the same system?

A. 23-15-18-12-4

If 'MANGO' is coded as 13-1-14-7-15, what is the code for 'GRAPE'?

A. 7-18-1-16-5

If the code for 'HELLO' is '8-5-12-12-15', what is the code for 'WORLD'?

A. 23-15-18-12-4