In a group of five friends: Alice, Bob, Charlie, David, and Eve, Alice is a teacher, Bob is a doctor, Charlie is an engineer, David is a lawyer, and Eve is a nurse. Which of the following pairs belong to the same profession?
In a library, books are categorized into Fiction, Non-Fiction, and Reference. If 'War and Peace' is Fiction, 'A Brief History of Time' is Non-Fiction, and 'Encyclopedia' is Reference, which of the following books belongs to the same category as 'War and Peace'?
A, B, C, D, and E are five different fruits. A is sweeter than B but less sweet than C. D is sweeter than E but less sweet than A. Which fruit is the least sweet?
There are four animals: a dog, a cat, a rabbit, and a parrot. The dog is not a mammal, the cat is a mammal, the rabbit is a mammal, and the parrot is a bird. Which of the following statements is true?