Respuesta :

3 doubled equals 6, so every second multiple of three is also a multiple of six.

Examples:

3 times 4 is 12, and 6 times 2 is 12

3 times 6 is 18, and 6 times 3 is 18

3 times 8 is 24, and 6 times 4 is 24
3 doubled equals to 6