Which word is formed by adding both a prefix and a suffix to the root 'place'?

B. PLACEMENT

What is the missing number in the series: 2, 4, 8, 16, ?, 64?

B. 32

If the word 'COLD' is coded as 'DPME', how is 'WARM' coded in the same way?

A. XBNQ

Choose the odd letter group: LMN, OPQ, RST, UVW, XYZ

D. UVW

What character should replace the question mark in the sequence 3, 6, 9, ?, 15?

C. 12