Question

Examine the following statements:

1. All colours are pleasant.

2. Some colours are pleasant.

3. No colour is pleasant.

4. Some colours are not pleasant.

Given that statements 4 is true, what can be definitely concluded?

1.    1 and 2 are true.
2.    3 is true.
3.    2 is false.
4.    1 is false.

Answer 1

Correct Answer - Option 4 :    1 is false.

According to the question, considering statement 4 to be true. 

When statement 4 is true, statement 1 will be definitely false.

Hence, option 4 is the correct answer.