In a class of students: John, Sarah, Mike, and Lisa, John is older than Sarah but younger than Mike. Lisa is younger than Mike but older than Sarah. Who is the youngest student?
Among four fruits: an apple, a banana, a cherry, and a date, the apple is sweeter than the banana but less sweet than the cherry. The date is the least sweet. Which fruit is the sweetest?
Among four fruits: an apple, a banana, an orange, and a grape, the apple is sweeter than the grape but less sweet than the orange. The banana is the sweetest. Which fruit is the least sweet?
In a group of five friends: Alice, Bob, Charlie, David, and Eva, Alice is taller than Bob but shorter than Charlie. David is shorter than Eva but taller than Bob. Who is the tallest among them?