Mensa Mensa IQ Spatial and Abstract Reasoning 2

Question 1

Which shape comes next in the series: triangle, square, pentagon, hexagon, ...?

Accepted Answer

Heptagon (7 sides)

Answer

Each shape adds one side, so the next has seven sides — a heptagon.

Question 2

A cube is painted red on all faces, then cut into 27 equal smaller cubes. How many small cubes have exactly one painted face?

Accepted Answer

6

Answer

The center cube of each of the 6 faces has exactly one painted side.

Question 3

If a clock's hands form a right angle at 3:00, at what other listed time do they also form a 90-degree angle?

Accepted Answer

9:00

Answer

At 9:00 the hour and minute hands are again separated by exactly 90 degrees.

Question 4

Which figure is the odd one out: a circle, an oval, a square, and an ellipse?

Accepted Answer

Square

Answer

The square has straight edges and corners while the others are curved closed loops.

Question 5

A piece of paper folded in half twice and then cut once will, when unfolded, show how many identical holes if the cut crosses one folded layer fully?

Accepted Answer

4

Answer

Folding twice creates four layers, so a single cut produces four holes.

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