Passage 3In a certain target-shooting game, a team must shoot at seven targets. Exactly one shot is allowed for shooting at each target. The targets a...
Passage 4A person who is drawing up a will has exactly five potential heirs-S, T, U, V, and W. The estate will distribute exactly seven lots of land, ...
Passage 5Eight adjacent offices completely enclose a circular central courtyard. The offices are numbered consecutively, beginning at one of the offic...
Passage 6Two male singers, P and S; two female singers, R and V; two male comedians, T and W; and two female comedians, Q and U, are the eight enterta...
4. Questions 1-6Petworld has exactly fourteen animals (three gerbils, three hamsters, three lizards, five snakes) that are kept in four separate cages...
5. Questions 6-12Six reviewers-Frank, George, Hilda, Jackie, Karl, and Lena-will review four movies-Mystery, Retreat, Seasonings, and Wolves-according...
6. Questions 13-18A breeder has ten birds:Kind Male FemaleGoldfinches H J, KLovebirds M NParakeets Q, R, S T, WThe breeder exhibits pairs of bir...
7. Questions 18-24The organisms W, X, Y, and Z respond to the antibiotics ferromycin, ganocyclene, and heptocillin in a manner consistent with the fol...
第四讲 规则题1. Questions 12-17 A hobbyist is stocking her aquarium with exactly three fish of different types and with exactly two species of paints. The o...
2. Questions 12-19 A housing committee will consist of exactly five representatives, one of whom will be its chairperson. The representatives will be ...