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

A. 4157

In a certain code, 'HELLO' is coded as 85121215. What is the code for 'WORLD'?

A. 231815124

Which pair of words is different from the others?

D. HORSE - CAR

Five friends P, Q, R, S, and T are compared based on their heights. P is taller than Q but shorter than R. S is shorter than T but taller than Q. Who is the shortest among them?

B. Q

If 'APPLE' is coded as 11616125, what is the code for 'GRAPE'?

A. 79161625