Why? You can group 30 into sets of 3 (3 x 10), but 30 is still even, so your def...

		rcme on May 2, 2023 \| parent \| context \| favorite \| on: Is infinity an odd or even number? (2011) Why? You can group 30 into sets of 3 (3 x 10), but 30 is still even, so your definition of odd doesn't hold.