Fast review mode: answers are shown by default so you can skim quickly. Hide them if you want to self-test.
Seven musical persons—R, S, T, U, V, W, and X— must sit on a single two-sided long-playing record. For a given side, any choice of persons and any sequence of persons will be acceptable so long as the following conditions are met: X must be first or last on a side; R must be sit on the same side as V, either immediately before V or immediately after V. S cannot be sit on the same side as U. W can be sit on the same side as R, but neither immediately before nor immediately after R. Side 1 cannot begin with U. Each side must have at least two persons. Each person must sit on the record exactly one time,
Join 4M+ learners. Unlock unlimited quizzes, wrong-answer tracking, flashcards + reminders, study guides, and 1-on-1 challenges.