A, B, C, D, and E are five students who scored the following marks: A scored more than B but less than C. D scored less than E but more than A. Who scored the least?
In a group of five friends: Alice, Bob, Charlie, David, and Eva, Alice is a teacher, Bob is a doctor, Charlie is a lawyer, David is a teacher, and Eva is a doctor. Which of the following statements is true?
There are four animals: a dog, a cat, a parrot, and a goldfish. The dog and cat are mammals, the parrot is a bird, and the goldfish is a fish. Which animal does not belong to the same category as the others?
In a class, there are three types of students: science students, arts students, and commerce students. If Sarah and John are science students, Emily is an arts student, and Mike is a commerce student, which of the following groups contains only students from the same category?