A drama teacher is selecting five students for a skit to be performed on Independence Day. For three roles, senior students are needed, and the other two roles are for junior students. The selection must be made from four senior students (K, L, M, N) and three junior students (P, Q, R) based on the following conditions: i) L and P are siblings and cannot be in the same skit. ii) P must be selected if Q is selected (P has to go with Q). iii) R cannot be selected with K. Which of the following groups can be selected for the skit?

Each of P, Q, R, S, T, U and V has an exam on a different day of a week, starting from Monday and ending on Sunday of the same week. U has an exam on Friday. R has an exam immediately after V. Q has an exam on Monday. Only two people have exams between R and Q. S has an exam on one of the days before P, but on one of the days after R. How many people have exams between P and V?

Five friends live on five different floors of the same building. The lowermost floor in the building is numbered 1, the floor above it is numbered 2, and so on till the topmost floor is numbered 5. Only Meera lives on the floor between Shrishti and Richa. Anshul lives on the floor immediately below Richa. Chandan lives on the first floor. No one lives above Shrishti. Who lives on the second floor?