You need an expression to see if someone is not an adult but is employed. The following expression is wrong. Write a corrected version of it which does not use parentheses, !(adult || employed)

I am not a senior if I am an adult or child. This can be expressed by the expression adult || child. Write an expression that returns true if I am a senior but just use the variables adult and child in the expression.

We need an expression to identify wealthy people who are unhealthy that might want to try an expensive new drug. The following expression is wrong, write a correct version. !(wealthy && healthy)