If the code for 'HELLO' is '851212', what is the code for 'WORLD'?

A. 2318124

Given the input: 'red blue green yellow', what is the output after rearranging by color spectrum order?

A. RED GREEN BLUE YELLOW

If A + B means A is the brother of B, and B - C means B is the sister of C, what is the relationship between A and C?

C. COUSIN

In a coded relation, if P ÷ Q means P is the father of Q, P - Q means P is the daughter of Q, and P + Q means P is the son of Q, what is the relationship of R if P ÷ Q + R?

C. R IS Q'S SON

Bird is to Fly as Fish is to ?

A. SWIM