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

A. 4157

In the sequence 5, 10, 15, 20, 25, 30, how many times does the number 15 occur?

A. 1

In a certain code, 'FISH' is coded as 6148. What is the code for 'BIRD'?

A. 2918

In the sequence 1, 3, 5, 7, 9, 11, how many times does the number 4 occur?

A. 0

In a family of six members A, B, C, D, E, and F, there are two males and four females. A is a doctor, B is a teacher, C is the mother of D, D is the son of E, and F is the sister of A. Who is the male member in the family?

D. E