General Studies · Syllogism

Three statements are given, followed by four conclusions numbered I, II, III and IV. Assuming the statements to be true, even if they seem to be at variance with commonly known facts, decide which of the conclusions logically follow(s) from the statements. Statements: 1. All cars are scooters. 2. All scooters are trucks. 3. No helicopter is a truck. Conclusions: I. No truck is a scooter. II. All cars are trucks. III. Some trucks are scooters. IV. No car is a helicopter.