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

C. SERENE

In the sequence 2, 4, 8, ?, 32, what is the missing number?

B. 16

Find the missing character in the series: M, N, O, ?, Q, R.

A. P

If 'APPLE' is coded as 1613125, what is the code for 'GRAPE'?

A. 7181615

Tree is to Forest as Star is to ?

A. GALAXY