On an island, every statement is true if the islander is aged less than L and false if he is at least L years old. Find their ages.

[1] A: "B is more than 20 years old."
[2] B: "C is more than 18 years old."
[3] C: "D is less than 22 years old."
[4] D: "E is not 17 years old."
[5] E: "A is more than 21 years old."
[6] A: "D is more than 16 years old."
[7] B: "E is less than 20 years old."
[8] C: "A is 19 years old."
[9] D: "B is 20 years old."
[A] E: "C is less than 18 years old."

## Question

## harey

On an island, every statement is true if the islander is aged less than L and false if he is at least L years old. Find their ages.

[1] A: "B is more than 20 years old."

[2] B: "C is more than 18 years old."

[3] C: "D is less than 22 years old."

[4] D: "E is not 17 years old."

[5] E: "A is more than 21 years old."

[6] A: "D is more than 16 years old."

[7] B: "E is less than 20 years old."

[8] C: "A is 19 years old."

[9] D: "B is 20 years old."

[A] E: "C is less than 18 years old."

## Link to comment

## Share on other sites

## 7 answers to this question

## Recommended Posts

## Join the conversation

You can post now and register later. If you have an account, sign in now to post with your account.