Logical and Abstract Reasoning Flashcards

Series: 1, 1, 2, 3, 5, 8, 13, __. What comes next?

Answer: 21

This is the Fibonacci sequence where each term is the sum of the two preceding terms: 8+13=21.

Some cats are black. All black things absorb heat. Therefore:

Answer: Some cats absorb heat

The cats that are black must absorb heat, so some (not necessarily all) cats absorb heat.

Odd one out: Circle, Sphere, Cylinder, Cube, Triangle

Answer: Sphere

Circle, Cylinder, Cube, and Triangle are 2D or mixed-dimension shapes/solids commonly listed, but Sphere is the only purely 3D round solid with no flat face.

If 5 workers complete a job in 12 days, how many days will 10 workers take (same rate)?

Answer: 6

Workers and days are inversely proportional: 5×12 = 10×d → d = 6 days.

Abstract rule: ○ → □ → △ → ○ → ?

Answer: □

The sequence cycles every 3: ○□△○, so the next is □.

Jane is to the east of Kim. Kim is to the north of Lee. In which direction is Jane from Lee?

Answer: Northeast

Jane is east of Kim, and Kim is north of Lee, placing Jane to the northeast of Lee.

Which pair shares the same relationship as ARCHITECT : BUILDING?

Answer: Sculptor : Statue

An architect creates a building; similarly, a sculptor creates a statue — both are creator-to-creation relationships.