FAST Future Aptitude Selection Tool Logical Reasoning 1

Question 1

All mammals are warm-blooded. Dogs are mammals. Therefore, dogs are:

Accepted Answer

Warm-blooded

Answer

This is a valid syllogism where the conclusion follows necessarily from both premises.

Question 2

If all squares are rectangles, and shape X is a square, what can we conclude about shape X?

Accepted Answer

X is a rectangle

Answer

Since all squares are rectangles and X is a square, X must be a rectangle.

Question 3

No reptiles are warm-blooded. A snake is a reptile. Therefore, snakes are:

Accepted Answer

Not warm-blooded

Answer

The conclusion follows logically that snakes, being reptiles, are not warm-blooded.

Question 4

If it rains, the ground gets wet. The ground is wet. Which conclusion is logically valid?

Accepted Answer

It may or may not have rained

Answer

Wet ground could have other causes besides rain, so concluding it definitely rained commits the fallacy of affirming the consequent.

Question 5

All doctors have medical degrees. Jane has a medical degree. What can we logically conclude about Jane?

Accepted Answer

Jane may or may not be a doctor

Answer

Having a medical degree is necessary but not sufficient to be a doctor, since other professionals may also hold medical degrees.

(FAST) Future Aptitude Selection Tool Practice Test