In a coding scheme, 'RAT' is coded as '181920'. How is 'BAT' coded?

A. 221820

In a certain code, if 'DOG' is coded as '47', what is the code for 'CAT'?

B. 30

In a coding system, 'FISH' is coded as '2468' and 'BIRD' is coded as '1357'. What is the code for 'HIS'?

A. 246

If the code for 'CAT' is 12, 15, 18 and the code for 'DOG' is 14, 17, 20, what is the code for 'BAD'?

A. 10, 12, 14

In a specific code, 'MANGO' is coded as '23456' and 'BANANA' is coded as '1234567'. What is the code for 'GAMBA'?

A. 23451