Question

7. What is the number?

The number is between 10 and 20.
The number is composite.
The number is odd.

Answer 1

15

Explanation:

The number is between 10 and 20.

10 11 12 13 14 15 16 17 18 19 20

The number is composite or have more than 2 factors.

10 12 14 15 16 18 20

The number is odd.

15

Answer 2

The number is 15