Clock is to Time as Thermometer is to ?

A. TEMPERATURE

What is the next term in the series: 1, 1, 2, 3, 5, ?

B. 8

Choose a word similar to the group: Calm, Peaceful, Tranquil.

C. SERENE

If A is the brother of B, and B is the sister of C, what is the relationship of A to C?

A. BROTHER

In a certain code, 'HELLO' is written as 'IFMMP'. How would 'WORLD' be coded in the same language?

A. XPSME