Some good f the Aliens have hairs on their heads that change color according to their emotions. If they're pleased hairs turn or
ange. More than one color can show at a time. On the day when Stephen learns to communicate with the aliens, he's with 36 aliens and with changeable hair. He sees hair turn red on 27 of them. 3 times as many have orange but no red as have red but no orange. 8 times as many are both excited and pleased as are just excited. How many are neither excited nor pleased?
