If 'FISH' is coded as 6, 9, 19, 8 and 'BIRD' is coded as 2, 9, 18, 4, what is the code for 'CAGE'?

A. 3, 1, 7, 5

A, B, C, D, and E are five books arranged on a shelf. The conditions are: A is to the left of B but to the right of C. D is to the right of E but to the left of A. Which book is in the middle position?

D. D

In a group of five friends: Alice, Bob, Charlie, David, and Eva, the following conditions apply: 1) Alice and Bob cannot be selected together. 2) Charlie must be selected if David is selected. 3) Eva can only be selected if Alice is also selected. Which of the following groups satisfies all the conditions?

C. ALICE, DAVID, EVA

Identify the missing letter in the series: Z, Y, X, W, ?

A. V

Find the missing number in the series: 5, 10, 20, 40, ?

D. 80