Logical reasoning test

What comes next: 2, 4, 8, 16, ...?

Each number doubles.

What comes next: 3, 6, 11, 18, 27, ...?

The gaps are 3, 5, 7, 9, so the next gap is 11.

What comes next: 1, 1, 2, 3, 5, 8, ...?

Each number is the sum of the two before it (Fibonacci).

What comes next: 100, 95, 85, 70, ...?

The gaps grow by 5: −5, −10, −15, −20.

All roses are flowers. Some flowers fade quickly. Which conclusion follows?

The flowers that fade quickly might not include any roses.

All A are B, and all B are C. Which must be true?

A sits inside B, and B sits inside C.

Which is the odd one out: 2, 3, 5, 9, 11?

All the others are prime numbers; 9 = 3 × 3.

Tom is taller than Ana. Ana is taller than Raj. Who is the shortest?

Tom > Ana > Raj.

If CAT is written as DBU, how is DOG written?

Each letter moves one place forward in the alphabet.

What is the angle between the hands of a clock at 3:00?

Each hour mark is 30°, and 3 × 30° = 90°.

What comes next: 81, 27, 9, 3, ...?

Each number is divided by 3.

What comes next: A, C, F, J, O, ...?

The gaps grow by one: +2, +3, +4, +5, then +6 from O gives U.

A is B's sister. B is C's father. What is A to C?

A is the sister of C's father.