Four friends - A, B, C, and D - are sitting in a row. A is to the left of B but to the right of C. D is not at either end. Who is sitting in the middle?
A class consists of six students: P, Q, R, S, T, and U. The selection criteria are: 1) P cannot be selected if Q is selected. 2) R must be selected if S is selected. 3) T can be selected only if U is not selected. Which of the following combinations is valid?
There are four animals: a dog, a cat, a rabbit, and a turtle. The dog is faster than the cat but slower than the rabbit. The turtle is the slowest. Which animal is the fastest?
Three friends - Jack, Jill, and John - have different favorite colors: Red, Blue, and Green. Jack does not like Blue. Jill's favorite color is not Red. What is John's favorite color?
Five tasks P, Q, R, S, and T need to be completed. Task P must be done before Q but after R. Task S must be completed before T but after Q. What is the correct order of tasks?